Home / 1,168,195.62-1,741,981.76-1,126,565.40

Finding the Fourth Proportional to 1,168,195.62, 1,741,981.76 and 1,126,565.40

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Solution

The fourth proportional to 1,168,195.62, 1,741,981.76 and 1,126,565.40 is: 1,679,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,195.62 : 1,741,981.76 = 1,126,565.40 : x
  2. Step 2: Convert to fraction form
    1,168,195.62/1,741,981.76 = 1,126,565.40/x
  3. Step 3: Cross multiply
    1,168,195.62x = 1,741,981.76 × 1,126,565.40
  4. Step 4: Simplify right side
    1,168,195.62x = 1,962,456,378,247.10
  5. Step 5: Solve for x
    x = 1,962,456,378,247.10/1,168,195.62
  6. Step 6: Final answer
    x = 1,679,903.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.