Home / 864,045.15-1,206,863.85-864,045.15

Finding the Fourth Proportional to 864,045.15, 1,206,863.85 and 864,045.15

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Solution

The fourth proportional to 864,045.15, 1,206,863.85 and 864,045.15 is: 1,206,863.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,045.15 : 1,206,863.85 = 864,045.15 : x
  2. Step 2: Convert to fraction form
    864,045.15/1,206,863.85 = 864,045.15/x
  3. Step 3: Cross multiply
    864,045.15x = 1,206,863.85 × 864,045.15
  4. Step 4: Simplify right side
    864,045.15x = 1,042,784,856,302.83
  5. Step 5: Solve for x
    x = 1,042,784,856,302.83/864,045.15
  6. Step 6: Final answer
    x = 1,206,863.85

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.