Home / 1,154,711.70-1,731,572.13-396,629.46

Finding the Fourth Proportional to 1,154,711.70, 1,731,572.13 and 396,629.46

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Solution

The fourth proportional to 1,154,711.70, 1,731,572.13 and 396,629.46 is: 594,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,711.70 : 1,731,572.13 = 396,629.46 : x
  2. Step 2: Convert to fraction form
    1,154,711.70/1,731,572.13 = 396,629.46/x
  3. Step 3: Cross multiply
    1,154,711.70x = 1,731,572.13 × 396,629.46
  4. Step 4: Simplify right side
    1,154,711.70x = 686,792,520,360.31
  5. Step 5: Solve for x
    x = 686,792,520,360.31/1,154,711.70
  6. Step 6: Final answer
    x = 594,774.02

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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.