Home / 1,071,250.80-1,478,276.52-587,803.92

Finding the Fourth Proportional to 1,071,250.80, 1,478,276.52 and 587,803.92

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Solution

The fourth proportional to 1,071,250.80, 1,478,276.52 and 587,803.92 is: 811,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,250.80 : 1,478,276.52 = 587,803.92 : x
  2. Step 2: Convert to fraction form
    1,071,250.80/1,478,276.52 = 587,803.92/x
  3. Step 3: Cross multiply
    1,071,250.80x = 1,478,276.52 × 587,803.92
  4. Step 4: Simplify right side
    1,071,250.80x = 868,936,733,299.96
  5. Step 5: Solve for x
    x = 868,936,733,299.96/1,071,250.80
  6. Step 6: Final answer
    x = 811,142.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.