Home / 1,445,861.13-1,995,254.40-801,267.50

Finding the Fourth Proportional to 1,445,861.13, 1,995,254.40 and 801,267.50

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Solution

The fourth proportional to 1,445,861.13, 1,995,254.40 and 801,267.50 is: 1,105,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,861.13 : 1,995,254.40 = 801,267.50 : x
  2. Step 2: Convert to fraction form
    1,445,861.13/1,995,254.40 = 801,267.50/x
  3. Step 3: Cross multiply
    1,445,861.13x = 1,995,254.40 × 801,267.50
  4. Step 4: Simplify right side
    1,445,861.13x = 1,598,732,494,975.73
  5. Step 5: Solve for x
    x = 1,598,732,494,975.73/1,445,861.13
  6. Step 6: Final answer
    x = 1,105,730.32

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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.