Home / 926,452.70-1,387,605.45-760,564.70

Finding the Fourth Proportional to 926,452.70, 1,387,605.45 and 760,564.70

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Solution

The fourth proportional to 926,452.70, 1,387,605.45 and 760,564.70 is: 1,139,144.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,452.70 : 1,387,605.45 = 760,564.70 : x
  2. Step 2: Convert to fraction form
    926,452.70/1,387,605.45 = 760,564.70/x
  3. Step 3: Cross multiply
    926,452.70x = 1,387,605.45 × 760,564.70
  4. Step 4: Simplify right side
    926,452.70x = 1,055,363,722,797.61
  5. Step 5: Solve for x
    x = 1,055,363,722,797.61/926,452.70
  6. Step 6: Final answer
    x = 1,139,144.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.