Home / 1,195,415.38-1,792,145.90-556,117.61

Finding the Fourth Proportional to 1,195,415.38, 1,792,145.90 and 556,117.61

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Solution

The fourth proportional to 1,195,415.38, 1,792,145.90 and 556,117.61 is: 833,721.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,415.38 : 1,792,145.90 = 556,117.61 : x
  2. Step 2: Convert to fraction form
    1,195,415.38/1,792,145.90 = 556,117.61/x
  3. Step 3: Cross multiply
    1,195,415.38x = 1,792,145.90 × 556,117.61
  4. Step 4: Simplify right side
    1,195,415.38x = 996,643,894,679.30
  5. Step 5: Solve for x
    x = 996,643,894,679.30/1,195,415.38
  6. Step 6: Final answer
    x = 833,721.83

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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.