Home / 1,037,046.60-1,555,310.70-397,211.40

Finding the Fourth Proportional to 1,037,046.60, 1,555,310.70 and 397,211.40

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Solution

The fourth proportional to 1,037,046.60, 1,555,310.70 and 397,211.40 is: 595,717.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,046.60 : 1,555,310.70 = 397,211.40 : x
  2. Step 2: Convert to fraction form
    1,037,046.60/1,555,310.70 = 397,211.40/x
  3. Step 3: Cross multiply
    1,037,046.60x = 1,555,310.70 × 397,211.40
  4. Step 4: Simplify right side
    1,037,046.60x = 617,787,140,581.98
  5. Step 5: Solve for x
    x = 617,787,140,581.98/1,037,046.60
  6. Step 6: Final answer
    x = 595,717.82

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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.