Home / 1,344,224.40-2,016,336.24-782,865.12

Finding the Fourth Proportional to 1,344,224.40, 2,016,336.24 and 782,865.12

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Solution

The fourth proportional to 1,344,224.40, 2,016,336.24 and 782,865.12 is: 1,174,297.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,224.40 : 2,016,336.24 = 782,865.12 : x
  2. Step 2: Convert to fraction form
    1,344,224.40/2,016,336.24 = 782,865.12/x
  3. Step 3: Cross multiply
    1,344,224.40x = 2,016,336.24 × 782,865.12
  4. Step 4: Simplify right side
    1,344,224.40x = 1,578,519,312,487.95
  5. Step 5: Solve for x
    x = 1,578,519,312,487.95/1,344,224.40
  6. Step 6: Final answer
    x = 1,174,297.47

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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.