Home / 2,477,658.20-3,715,565.70-981,440.60

Finding the Fourth Proportional to 2,477,658.20, 3,715,565.70 and 981,440.60

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Solution

The fourth proportional to 2,477,658.20, 3,715,565.70 and 981,440.60 is: 1,471,795.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,658.20 : 3,715,565.70 = 981,440.60 : x
  2. Step 2: Convert to fraction form
    2,477,658.20/3,715,565.70 = 981,440.60/x
  3. Step 3: Cross multiply
    2,477,658.20x = 3,715,565.70 × 981,440.60
  4. Step 4: Simplify right side
    2,477,658.20x = 3,646,607,029,947.42
  5. Step 5: Solve for x
    x = 3,646,607,029,947.42/2,477,658.20
  6. Step 6: Final answer
    x = 1,471,795.84

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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.