Home / 1,657,366.60-2,486,049.90-858,892.90

Finding the Fourth Proportional to 1,657,366.60, 2,486,049.90 and 858,892.90

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Solution

The fourth proportional to 1,657,366.60, 2,486,049.90 and 858,892.90 is: 1,288,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,366.60 : 2,486,049.90 = 858,892.90 : x
  2. Step 2: Convert to fraction form
    1,657,366.60/2,486,049.90 = 858,892.90/x
  3. Step 3: Cross multiply
    1,657,366.60x = 2,486,049.90 × 858,892.90
  4. Step 4: Simplify right side
    1,657,366.60x = 2,135,250,608,155.71
  5. Step 5: Solve for x
    x = 2,135,250,608,155.71/1,657,366.60
  6. Step 6: Final answer
    x = 1,288,339.35

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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.