Home / 1,493,288.20-2,239,932.30-547,337.80

Finding the Fourth Proportional to 1,493,288.20, 2,239,932.30 and 547,337.80

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Solution

The fourth proportional to 1,493,288.20, 2,239,932.30 and 547,337.80 is: 821,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,288.20 : 2,239,932.30 = 547,337.80 : x
  2. Step 2: Convert to fraction form
    1,493,288.20/2,239,932.30 = 547,337.80/x
  3. Step 3: Cross multiply
    1,493,288.20x = 2,239,932.30 × 547,337.80
  4. Step 4: Simplify right side
    1,493,288.20x = 1,225,999,617,230.94
  5. Step 5: Solve for x
    x = 1,225,999,617,230.94/1,493,288.20
  6. Step 6: Final answer
    x = 821,006.70

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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.