Home / 1,010,155.80-1,394,023.12-551,273.96

Finding the Fourth Proportional to 1,010,155.80, 1,394,023.12 and 551,273.96

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Solution

The fourth proportional to 1,010,155.80, 1,394,023.12 and 551,273.96 is: 760,762.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,155.80 : 1,394,023.12 = 551,273.96 : x
  2. Step 2: Convert to fraction form
    1,010,155.80/1,394,023.12 = 551,273.96/x
  3. Step 3: Cross multiply
    1,010,155.80x = 1,394,023.12 × 551,273.96
  4. Step 4: Simplify right side
    1,010,155.80x = 768,488,645,693.96
  5. Step 5: Solve for x
    x = 768,488,645,693.96/1,010,155.80
  6. Step 6: Final answer
    x = 760,762.49

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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.