Home / 1,055,281.97-1,456,290.35-571,842.89

Finding the Fourth Proportional to 1,055,281.97, 1,456,290.35 and 571,842.89

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Solution

The fourth proportional to 1,055,281.97, 1,456,290.35 and 571,842.89 is: 789,143.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,281.97 : 1,456,290.35 = 571,842.89 : x
  2. Step 2: Convert to fraction form
    1,055,281.97/1,456,290.35 = 571,842.89/x
  3. Step 3: Cross multiply
    1,055,281.97x = 1,456,290.35 × 571,842.89
  4. Step 4: Simplify right side
    1,055,281.97x = 832,769,282,423.11
  5. Step 5: Solve for x
    x = 832,769,282,423.11/1,055,281.97
  6. Step 6: Final answer
    x = 789,143.86

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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.