Home / 1,668,116.20-2,302,002.68-904,169.56

Finding the Fourth Proportional to 1,668,116.20, 2,302,002.68 and 904,169.56

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Solution

The fourth proportional to 1,668,116.20, 2,302,002.68 and 904,169.56 is: 1,247,755.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,116.20 : 2,302,002.68 = 904,169.56 : x
  2. Step 2: Convert to fraction form
    1,668,116.20/2,302,002.68 = 904,169.56/x
  3. Step 3: Cross multiply
    1,668,116.20x = 2,302,002.68 × 904,169.56
  4. Step 4: Simplify right side
    1,668,116.20x = 2,081,400,750,294.42
  5. Step 5: Solve for x
    x = 2,081,400,750,294.42/1,668,116.20
  6. Step 6: Final answer
    x = 1,247,755.25

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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.