Home / 1,327,473.42-1,831,909.92-723,861.42

Finding the Fourth Proportional to 1,327,473.42, 1,831,909.92 and 723,861.42

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Solution

The fourth proportional to 1,327,473.42, 1,831,909.92 and 723,861.42 is: 998,926.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,473.42 : 1,831,909.92 = 723,861.42 : x
  2. Step 2: Convert to fraction form
    1,327,473.42/1,831,909.92 = 723,861.42/x
  3. Step 3: Cross multiply
    1,327,473.42x = 1,831,909.92 × 723,861.42
  4. Step 4: Simplify right side
    1,327,473.42x = 1,326,048,916,003.29
  5. Step 5: Solve for x
    x = 1,326,048,916,003.29/1,327,473.42
  6. Step 6: Final answer
    x = 998,926.91

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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.