Home / 1,158,842.20-1,736,189.70-992,954.20

Finding the Fourth Proportional to 1,158,842.20, 1,736,189.70 and 992,954.20

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Solution

The fourth proportional to 1,158,842.20, 1,736,189.70 and 992,954.20 is: 1,487,654.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,842.20 : 1,736,189.70 = 992,954.20 : x
  2. Step 2: Convert to fraction form
    1,158,842.20/1,736,189.70 = 992,954.20/x
  3. Step 3: Cross multiply
    1,158,842.20x = 1,736,189.70 × 992,954.20
  4. Step 4: Simplify right side
    1,158,842.20x = 1,723,956,854,611.74
  5. Step 5: Solve for x
    x = 1,723,956,854,611.74/1,158,842.20
  6. Step 6: Final answer
    x = 1,487,654.54

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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.