Home / 1,005,672.93-1,387,712.30-575,927.43

Finding the Fourth Proportional to 1,005,672.93, 1,387,712.30 and 575,927.43

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Solution

The fourth proportional to 1,005,672.93, 1,387,712.30 and 575,927.43 is: 794,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,672.93 : 1,387,712.30 = 575,927.43 : x
  2. Step 2: Convert to fraction form
    1,005,672.93/1,387,712.30 = 575,927.43/x
  3. Step 3: Cross multiply
    1,005,672.93x = 1,387,712.30 × 575,927.43
  4. Step 4: Simplify right side
    1,005,672.93x = 799,221,575,638.75
  5. Step 5: Solve for x
    x = 799,221,575,638.75/1,005,672.93
  6. Step 6: Final answer
    x = 794,713.22

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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.