Home / 1,206,565.06-1,665,092.31-709,883.63

Finding the Fourth Proportional to 1,206,565.06, 1,665,092.31 and 709,883.63

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Solution

The fourth proportional to 1,206,565.06, 1,665,092.31 and 709,883.63 is: 979,658.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,565.06 : 1,665,092.31 = 709,883.63 : x
  2. Step 2: Convert to fraction form
    1,206,565.06/1,665,092.31 = 709,883.63/x
  3. Step 3: Cross multiply
    1,206,565.06x = 1,665,092.31 × 709,883.63
  4. Step 4: Simplify right side
    1,206,565.06x = 1,182,021,777,962.40
  5. Step 5: Solve for x
    x = 1,182,021,777,962.40/1,206,565.06
  6. Step 6: Final answer
    x = 979,658.55

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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.