Home / 1,155,786.30-1,731,346.65-801,200.70

Finding the Fourth Proportional to 1,155,786.30, 1,731,346.65 and 801,200.70

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Solution

The fourth proportional to 1,155,786.30, 1,731,346.65 and 801,200.70 is: 1,200,183.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,786.30 : 1,731,346.65 = 801,200.70 : x
  2. Step 2: Convert to fraction form
    1,155,786.30/1,731,346.65 = 801,200.70/x
  3. Step 3: Cross multiply
    1,155,786.30x = 1,731,346.65 × 801,200.70
  4. Step 4: Simplify right side
    1,155,786.30x = 1,387,156,147,922.65
  5. Step 5: Solve for x
    x = 1,387,156,147,922.65/1,155,786.30
  6. Step 6: Final answer
    x = 1,200,183.93

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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.