Home / 1,689,730.35-2,534,573.66-410,348.31

Finding the Fourth Proportional to 1,689,730.35, 2,534,573.66 and 410,348.31

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Solution

The fourth proportional to 1,689,730.35, 2,534,573.66 and 410,348.31 is: 615,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,730.35 : 2,534,573.66 = 410,348.31 : x
  2. Step 2: Convert to fraction form
    1,689,730.35/2,534,573.66 = 410,348.31/x
  3. Step 3: Cross multiply
    1,689,730.35x = 2,534,573.66 × 410,348.31
  4. Step 4: Simplify right side
    1,689,730.35x = 1,040,058,015,899.77
  5. Step 5: Solve for x
    x = 1,040,058,015,899.77/1,689,730.35
  6. Step 6: Final answer
    x = 615,517.15

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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.