Home / 1,132,428.72-1,562,704.44-616,184.64

Finding the Fourth Proportional to 1,132,428.72, 1,562,704.44 and 616,184.64

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Solution

The fourth proportional to 1,132,428.72, 1,562,704.44 and 616,184.64 is: 850,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,428.72 : 1,562,704.44 = 616,184.64 : x
  2. Step 2: Convert to fraction form
    1,132,428.72/1,562,704.44 = 616,184.64/x
  3. Step 3: Cross multiply
    1,132,428.72x = 1,562,704.44 × 616,184.64
  4. Step 4: Simplify right side
    1,132,428.72x = 962,914,472,787.80
  5. Step 5: Solve for x
    x = 962,914,472,787.80/1,132,428.72
  6. Step 6: Final answer
    x = 850,309.12

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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.