Home / 1,543,209.24-2,314,814.12-644,160.56

Finding the Fourth Proportional to 1,543,209.24, 2,314,814.12 and 644,160.56

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Solution

The fourth proportional to 1,543,209.24, 2,314,814.12 and 644,160.56 is: 966,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,209.24 : 2,314,814.12 = 644,160.56 : x
  2. Step 2: Convert to fraction form
    1,543,209.24/2,314,814.12 = 644,160.56/x
  3. Step 3: Cross multiply
    1,543,209.24x = 2,314,814.12 × 644,160.56
  4. Step 4: Simplify right side
    1,543,209.24x = 1,491,111,959,835.11
  5. Step 5: Solve for x
    x = 1,491,111,959,835.11/1,543,209.24
  6. Step 6: Final answer
    x = 966,240.95

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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.