Home / 1,380,258.59-1,904,713.57-799,493.07

Finding the Fourth Proportional to 1,380,258.59, 1,904,713.57 and 799,493.07

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Solution

The fourth proportional to 1,380,258.59, 1,904,713.57 and 799,493.07 is: 1,103,275.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,258.59 : 1,904,713.57 = 799,493.07 : x
  2. Step 2: Convert to fraction form
    1,380,258.59/1,904,713.57 = 799,493.07/x
  3. Step 3: Cross multiply
    1,380,258.59x = 1,904,713.57 × 799,493.07
  4. Step 4: Simplify right side
    1,380,258.59x = 1,522,805,299,549.96
  5. Step 5: Solve for x
    x = 1,522,805,299,549.96/1,380,258.59
  6. Step 6: Final answer
    x = 1,103,275.36

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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.