Home / 3,115,469.10-4,673,203.65-1,435,853.10

Finding the Fourth Proportional to 3,115,469.10, 4,673,203.65 and 1,435,853.10

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Solution

The fourth proportional to 3,115,469.10, 4,673,203.65 and 1,435,853.10 is: 2,153,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,469.10 : 4,673,203.65 = 1,435,853.10 : x
  2. Step 2: Convert to fraction form
    3,115,469.10/4,673,203.65 = 1,435,853.10/x
  3. Step 3: Cross multiply
    3,115,469.10x = 4,673,203.65 × 1,435,853.10
  4. Step 4: Simplify right side
    3,115,469.10x = 6,710,033,947,783.82
  5. Step 5: Solve for x
    x = 6,710,033,947,783.82/3,115,469.10
  6. Step 6: Final answer
    x = 2,153,779.65

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Double scale
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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.