Home / 1,689,443.85-2,534,138.92-410,061.91

Finding the Fourth Proportional to 1,689,443.85, 2,534,138.92 and 410,061.91

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Solution

The fourth proportional to 1,689,443.85, 2,534,138.92 and 410,061.91 is: 615,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,443.85 : 2,534,138.92 = 410,061.91 : x
  2. Step 2: Convert to fraction form
    1,689,443.85/2,534,138.92 = 410,061.91/x
  3. Step 3: Cross multiply
    1,689,443.85x = 2,534,138.92 × 410,061.91
  4. Step 4: Simplify right side
    1,689,443.85x = 1,039,153,845,740.54
  5. Step 5: Solve for x
    x = 1,039,153,845,740.54/1,689,443.85
  6. Step 6: Final answer
    x = 615,086.35

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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.