Home / 1,715,874.42-2,572,222.38-635,785.17

Finding the Fourth Proportional to 1,715,874.42, 2,572,222.38 and 635,785.17

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Solution

The fourth proportional to 1,715,874.42, 2,572,222.38 and 635,785.17 is: 953,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,874.42 : 2,572,222.38 = 635,785.17 : x
  2. Step 2: Convert to fraction form
    1,715,874.42/2,572,222.38 = 635,785.17/x
  3. Step 3: Cross multiply
    1,715,874.42x = 2,572,222.38 × 635,785.17
  4. Step 4: Simplify right side
    1,715,874.42x = 1,635,380,843,146.10
  5. Step 5: Solve for x
    x = 1,635,380,843,146.10/1,715,874.42
  6. Step 6: Final answer
    x = 953,088.89

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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.