Home / 1,178,164.20-1,767,246.30-579,217.80

Finding the Fourth Proportional to 1,178,164.20, 1,767,246.30 and 579,217.80

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Solution

The fourth proportional to 1,178,164.20, 1,767,246.30 and 579,217.80 is: 868,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,164.20 : 1,767,246.30 = 579,217.80 : x
  2. Step 2: Convert to fraction form
    1,178,164.20/1,767,246.30 = 579,217.80/x
  3. Step 3: Cross multiply
    1,178,164.20x = 1,767,246.30 × 579,217.80
  4. Step 4: Simplify right side
    1,178,164.20x = 1,023,620,513,944.14
  5. Step 5: Solve for x
    x = 1,023,620,513,944.14/1,178,164.20
  6. Step 6: Final answer
    x = 868,826.70

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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.