Home / 894,834.18-1,234,924.38-512,885.70

Finding the Fourth Proportional to 894,834.18, 1,234,924.38 and 512,885.70

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Solution

The fourth proportional to 894,834.18, 1,234,924.38 and 512,885.70 is: 707,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,834.18 : 1,234,924.38 = 512,885.70 : x
  2. Step 2: Convert to fraction form
    894,834.18/1,234,924.38 = 512,885.70/x
  3. Step 3: Cross multiply
    894,834.18x = 1,234,924.38 × 512,885.70
  4. Step 4: Simplify right side
    894,834.18x = 633,375,055,083.37
  5. Step 5: Solve for x
    x = 633,375,055,083.37/894,834.18
  6. Step 6: Final answer
    x = 707,812.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.