Home / 1,341,781.18-1,851,670.06-729,947.28

Finding the Fourth Proportional to 1,341,781.18, 1,851,670.06 and 729,947.28

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Solution

The fourth proportional to 1,341,781.18, 1,851,670.06 and 729,947.28 is: 1,007,333.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,781.18 : 1,851,670.06 = 729,947.28 : x
  2. Step 2: Convert to fraction form
    1,341,781.18/1,851,670.06 = 729,947.28/x
  3. Step 3: Cross multiply
    1,341,781.18x = 1,851,670.06 × 729,947.28
  4. Step 4: Simplify right side
    1,341,781.18x = 1,351,621,523,754.44
  5. Step 5: Solve for x
    x = 1,351,621,523,754.44/1,341,781.18
  6. Step 6: Final answer
    x = 1,007,333.79

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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.