Home / 3,111,029.10-4,666,543.65-867,167.10

Finding the Fourth Proportional to 3,111,029.10, 4,666,543.65 and 867,167.10

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Solution

The fourth proportional to 3,111,029.10, 4,666,543.65 and 867,167.10 is: 1,300,750.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,029.10 : 4,666,543.65 = 867,167.10 : x
  2. Step 2: Convert to fraction form
    3,111,029.10/4,666,543.65 = 867,167.10/x
  3. Step 3: Cross multiply
    3,111,029.10x = 4,666,543.65 × 867,167.10
  4. Step 4: Simplify right side
    3,111,029.10x = 4,046,673,123,993.92
  5. Step 5: Solve for x
    x = 4,046,673,123,993.92/3,111,029.10
  6. Step 6: Final answer
    x = 1,300,750.65

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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.