Home / 1,769,380.32-2,441,672.40-994,989.12

Finding the Fourth Proportional to 1,769,380.32, 2,441,672.40 and 994,989.12

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Solution

The fourth proportional to 1,769,380.32, 2,441,672.40 and 994,989.12 is: 1,373,044.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,380.32 : 2,441,672.40 = 994,989.12 : x
  2. Step 2: Convert to fraction form
    1,769,380.32/2,441,672.40 = 994,989.12/x
  3. Step 3: Cross multiply
    1,769,380.32x = 2,441,672.40 × 994,989.12
  4. Step 4: Simplify right side
    1,769,380.32x = 2,429,437,472,604.29
  5. Step 5: Solve for x
    x = 2,429,437,472,604.29/1,769,380.32
  6. Step 6: Final answer
    x = 1,373,044.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.