Home / 3,119,004.10-4,678,506.15-1,775,311.30

Finding the Fourth Proportional to 3,119,004.10, 4,678,506.15 and 1,775,311.30

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Solution

The fourth proportional to 3,119,004.10, 4,678,506.15 and 1,775,311.30 is: 2,662,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,004.10 : 4,678,506.15 = 1,775,311.30 : x
  2. Step 2: Convert to fraction form
    3,119,004.10/4,678,506.15 = 1,775,311.30/x
  3. Step 3: Cross multiply
    3,119,004.10x = 4,678,506.15 × 1,775,311.30
  4. Step 4: Simplify right side
    3,119,004.10x = 8,305,804,835,214.50
  5. Step 5: Solve for x
    x = 8,305,804,835,214.50/3,119,004.10
  6. Step 6: Final answer
    x = 2,662,966.95

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Double scale
Find fourth proportional to 3,119,005.10, 4,678,507.65 and 1,775,312.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.