Home / 1,053,830.34-1,580,743.16-814,292.55

Finding the Fourth Proportional to 1,053,830.34, 1,580,743.16 and 814,292.55

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Solution

The fourth proportional to 1,053,830.34, 1,580,743.16 and 814,292.55 is: 1,221,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,830.34 : 1,580,743.16 = 814,292.55 : x
  2. Step 2: Convert to fraction form
    1,053,830.34/1,580,743.16 = 814,292.55/x
  3. Step 3: Cross multiply
    1,053,830.34x = 1,580,743.16 × 814,292.55
  4. Step 4: Simplify right side
    1,053,830.34x = 1,287,187,378,651.46
  5. Step 5: Solve for x
    x = 1,287,187,378,651.46/1,053,830.34
  6. Step 6: Final answer
    x = 1,221,437.01

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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.