Home / 1,005,274.02-1,387,278.14-552,565.02

Finding the Fourth Proportional to 1,005,274.02, 1,387,278.14 and 552,565.02

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Solution

The fourth proportional to 1,005,274.02, 1,387,278.14 and 552,565.02 is: 762,539.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,274.02 : 1,387,278.14 = 552,565.02 : x
  2. Step 2: Convert to fraction form
    1,005,274.02/1,387,278.14 = 552,565.02/x
  3. Step 3: Cross multiply
    1,005,274.02x = 1,387,278.14 × 552,565.02
  4. Step 4: Simplify right side
    1,005,274.02x = 766,561,373,174.66
  5. Step 5: Solve for x
    x = 766,561,373,174.66/1,005,274.02
  6. Step 6: Final answer
    x = 762,539.72

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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.