Home / 3,690,686.26-5,535,391.02-1,668,459.88

Finding the Fourth Proportional to 3,690,686.26, 5,535,391.02 and 1,668,459.88

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Solution

The fourth proportional to 3,690,686.26, 5,535,391.02 and 1,668,459.88 is: 2,502,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,686.26 : 5,535,391.02 = 1,668,459.88 : x
  2. Step 2: Convert to fraction form
    3,690,686.26/5,535,391.02 = 1,668,459.88/x
  3. Step 3: Cross multiply
    3,690,686.26x = 5,535,391.02 × 1,668,459.88
  4. Step 4: Simplify right side
    3,690,686.26x = 9,235,577,836,982.28
  5. Step 5: Solve for x
    x = 9,235,577,836,982.28/3,690,686.26
  6. Step 6: Final answer
    x = 2,502,401.23

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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.