Home / 1,010,130.27-1,393,972.92-557,421.27

Finding the Fourth Proportional to 1,010,130.27, 1,393,972.92 and 557,421.27

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Solution

The fourth proportional to 1,010,130.27, 1,393,972.92 and 557,421.27 is: 769,237.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,130.27 : 1,393,972.92 = 557,421.27 : x
  2. Step 2: Convert to fraction form
    1,010,130.27/1,393,972.92 = 557,421.27/x
  3. Step 3: Cross multiply
    1,010,130.27x = 1,393,972.92 × 557,421.27
  4. Step 4: Simplify right side
    1,010,130.27x = 777,030,155,412.01
  5. Step 5: Solve for x
    x = 777,030,155,412.01/1,010,130.27
  6. Step 6: Final answer
    x = 769,237.57

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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.