Home / 2,535,489.10-3,498,954.87-1,389,566.71

Finding the Fourth Proportional to 2,535,489.10, 3,498,954.87 and 1,389,566.71

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Solution

The fourth proportional to 2,535,489.10, 3,498,954.87 and 1,389,566.71 is: 1,917,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535,489.10 : 3,498,954.87 = 1,389,566.71 : x
  2. Step 2: Convert to fraction form
    2,535,489.10/3,498,954.87 = 1,389,566.71/x
  3. Step 3: Cross multiply
    2,535,489.10x = 3,498,954.87 × 1,389,566.71
  4. Step 4: Simplify right side
    2,535,489.10x = 4,862,031,207,144.38
  5. Step 5: Solve for x
    x = 4,862,031,207,144.38/2,535,489.10
  6. Step 6: Final answer
    x = 1,917,591.05

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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.