Home / 842,184.16-1,264,127.78-746,732.54

Finding the Fourth Proportional to 842,184.16, 1,264,127.78 and 746,732.54

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Solution

The fourth proportional to 842,184.16, 1,264,127.78 and 746,732.54 is: 1,120,853.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,184.16 : 1,264,127.78 = 746,732.54 : x
  2. Step 2: Convert to fraction form
    842,184.16/1,264,127.78 = 746,732.54/x
  3. Step 3: Cross multiply
    842,184.16x = 1,264,127.78 × 746,732.54
  4. Step 4: Simplify right side
    842,184.16x = 943,965,353,071.11
  5. Step 5: Solve for x
    x = 943,965,353,071.11/842,184.16
  6. Step 6: Final answer
    x = 1,120,853.85

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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.