Home / 3,500,474.30-5,250,711.45-2,660,666.30

Finding the Fourth Proportional to 3,500,474.30, 5,250,711.45 and 2,660,666.30

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Solution

The fourth proportional to 3,500,474.30, 5,250,711.45 and 2,660,666.30 is: 3,990,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,474.30 : 5,250,711.45 = 2,660,666.30 : x
  2. Step 2: Convert to fraction form
    3,500,474.30/5,250,711.45 = 2,660,666.30/x
  3. Step 3: Cross multiply
    3,500,474.30x = 5,250,711.45 × 2,660,666.30
  4. Step 4: Simplify right side
    3,500,474.30x = 13,970,391,006,039.13
  5. Step 5: Solve for x
    x = 13,970,391,006,039.13/3,500,474.30
  6. Step 6: Final answer
    x = 3,990,999.45

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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.