Home / 1,491,105.60-2,236,658.40-369,174.60

Finding the Fourth Proportional to 1,491,105.60, 2,236,658.40 and 369,174.60

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Solution

The fourth proportional to 1,491,105.60, 2,236,658.40 and 369,174.60 is: 553,761.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,105.60 : 2,236,658.40 = 369,174.60 : x
  2. Step 2: Convert to fraction form
    1,491,105.60/2,236,658.40 = 369,174.60/x
  3. Step 3: Cross multiply
    1,491,105.60x = 2,236,658.40 × 369,174.60
  4. Step 4: Simplify right side
    1,491,105.60x = 825,717,470,156.64
  5. Step 5: Solve for x
    x = 825,717,470,156.64/1,491,105.60
  6. Step 6: Final answer
    x = 553,761.90

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1.5x scale

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.