Home / 1,156,100.54-1,730,695.74-699,309.38

Finding the Fourth Proportional to 1,156,100.54, 1,730,695.74 and 699,309.38

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Solution

The fourth proportional to 1,156,100.54, 1,730,695.74 and 699,309.38 is: 1,046,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,100.54 : 1,730,695.74 = 699,309.38 : x
  2. Step 2: Convert to fraction form
    1,156,100.54/1,730,695.74 = 699,309.38/x
  3. Step 3: Cross multiply
    1,156,100.54x = 1,730,695.74 × 699,309.38
  4. Step 4: Simplify right side
    1,156,100.54x = 1,210,291,764,908.04
  5. Step 5: Solve for x
    x = 1,210,291,764,908.04/1,156,100.54
  6. Step 6: Final answer
    x = 1,046,874.15

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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.