Home / 1,010,507.64-1,394,510.22-557,788.92

Finding the Fourth Proportional to 1,010,507.64, 1,394,510.22 and 557,788.92

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Solution

The fourth proportional to 1,010,507.64, 1,394,510.22 and 557,788.92 is: 769,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,507.64 : 1,394,510.22 = 557,788.92 : x
  2. Step 2: Convert to fraction form
    1,010,507.64/1,394,510.22 = 557,788.92/x
  3. Step 3: Cross multiply
    1,010,507.64x = 1,394,510.22 × 557,788.92
  4. Step 4: Simplify right side
    1,010,507.64x = 777,842,349,542.76
  5. Step 5: Solve for x
    x = 777,842,349,542.76/1,010,507.64
  6. Step 6: Final answer
    x = 769,754.05

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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.