Home / 1,022,834.24-1,534,776.96-784,479.36

Finding the Fourth Proportional to 1,022,834.24, 1,534,776.96 and 784,479.36

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Solution

The fourth proportional to 1,022,834.24, 1,534,776.96 and 784,479.36 is: 1,177,122.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,834.24 : 1,534,776.96 = 784,479.36 : x
  2. Step 2: Convert to fraction form
    1,022,834.24/1,534,776.96 = 784,479.36/x
  3. Step 3: Cross multiply
    1,022,834.24x = 1,534,776.96 × 784,479.36
  4. Step 4: Simplify right side
    1,022,834.24x = 1,204,000,847,323.55
  5. Step 5: Solve for x
    x = 1,204,000,847,323.55/1,022,834.24
  6. Step 6: Final answer
    x = 1,177,122.16

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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.