Home / 1,689,522.08-2,534,260.06-410,139.39

Finding the Fourth Proportional to 1,689,522.08, 2,534,260.06 and 410,139.39

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Solution

The fourth proportional to 1,689,522.08, 2,534,260.06 and 410,139.39 is: 615,203.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,522.08 : 2,534,260.06 = 410,139.39 : x
  2. Step 2: Convert to fraction form
    1,689,522.08/2,534,260.06 = 410,139.39/x
  3. Step 3: Cross multiply
    1,689,522.08x = 2,534,260.06 × 410,139.39
  4. Step 4: Simplify right side
    1,689,522.08x = 1,039,399,867,306.90
  5. Step 5: Solve for x
    x = 1,039,399,867,306.90/1,689,522.08
  6. Step 6: Final answer
    x = 615,203.48

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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.