Home / 3,416,426.88-5,123,943.20-1,256,709.71

Finding the Fourth Proportional to 3,416,426.88, 5,123,943.20 and 1,256,709.71

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Solution

The fourth proportional to 3,416,426.88, 5,123,943.20 and 1,256,709.71 is: 1,884,808.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,426.88 : 5,123,943.20 = 1,256,709.71 : x
  2. Step 2: Convert to fraction form
    3,416,426.88/5,123,943.20 = 1,256,709.71/x
  3. Step 3: Cross multiply
    3,416,426.88x = 5,123,943.20 × 1,256,709.71
  4. Step 4: Simplify right side
    3,416,426.88x = 6,439,309,141,025.21
  5. Step 5: Solve for x
    x = 6,439,309,141,025.21/3,416,426.88
  6. Step 6: Final answer
    x = 1,884,808.12

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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.