Home / 1,334,311.70-1,841,342.39-722,451.83

Finding the Fourth Proportional to 1,334,311.70, 1,841,342.39 and 722,451.83

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Solution

The fourth proportional to 1,334,311.70, 1,841,342.39 and 722,451.83 is: 996,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,311.70 : 1,841,342.39 = 722,451.83 : x
  2. Step 2: Convert to fraction form
    1,334,311.70/1,841,342.39 = 722,451.83/x
  3. Step 3: Cross multiply
    1,334,311.70x = 1,841,342.39 × 722,451.83
  4. Step 4: Simplify right side
    1,334,311.70x = 1,330,281,169,202.30
  5. Step 5: Solve for x
    x = 1,330,281,169,202.30/1,334,311.70
  6. Step 6: Final answer
    x = 996,979.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.