Home / 957,079.30-1,435,618.95-868,505.80

Finding the Fourth Proportional to 957,079.30, 1,435,618.95 and 868,505.80

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Solution

The fourth proportional to 957,079.30, 1,435,618.95 and 868,505.80 is: 1,302,758.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,079.30 : 1,435,618.95 = 868,505.80 : x
  2. Step 2: Convert to fraction form
    957,079.30/1,435,618.95 = 868,505.80/x
  3. Step 3: Cross multiply
    957,079.30x = 1,435,618.95 × 868,505.80
  4. Step 4: Simplify right side
    957,079.30x = 1,246,843,384,664.91
  5. Step 5: Solve for x
    x = 1,246,843,384,664.91/957,079.30
  6. Step 6: Final answer
    x = 1,302,758.70

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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.