Home / 1,499,715.42-2,250,221.20-806,472.11

Finding the Fourth Proportional to 1,499,715.42, 2,250,221.20 and 806,472.11

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Solution

The fourth proportional to 1,499,715.42, 2,250,221.20 and 806,472.11 is: 1,210,056.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,715.42 : 2,250,221.20 = 806,472.11 : x
  2. Step 2: Convert to fraction form
    1,499,715.42/2,250,221.20 = 806,472.11/x
  3. Step 3: Cross multiply
    1,499,715.42x = 2,250,221.20 × 806,472.11
  4. Step 4: Simplify right side
    1,499,715.42x = 1,814,740,639,130.73
  5. Step 5: Solve for x
    x = 1,814,740,639,130.73/1,499,715.42
  6. Step 6: Final answer
    x = 1,210,056.66

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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.