Home / 1,154,586.07-1,732,162.89-396,438.61

Finding the Fourth Proportional to 1,154,586.07, 1,732,162.89 and 396,438.61

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Solution

The fourth proportional to 1,154,586.07, 1,732,162.89 and 396,438.61 is: 594,755.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,586.07 : 1,732,162.89 = 396,438.61 : x
  2. Step 2: Convert to fraction form
    1,154,586.07/1,732,162.89 = 396,438.61/x
  3. Step 3: Cross multiply
    1,154,586.07x = 1,732,162.89 × 396,438.61
  4. Step 4: Simplify right side
    1,154,586.07x = 686,696,248,405.18
  5. Step 5: Solve for x
    x = 686,696,248,405.18/1,154,586.07
  6. Step 6: Final answer
    x = 594,755.36

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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.