Home / 5,802,123.12-8,006,448.64-3,188,489.76

Finding the Fourth Proportional to 5,802,123.12, 8,006,448.64 and 3,188,489.76

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Solution

The fourth proportional to 5,802,123.12, 8,006,448.64 and 3,188,489.76 is: 4,399,851.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802,123.12 : 8,006,448.64 = 3,188,489.76 : x
  2. Step 2: Convert to fraction form
    5,802,123.12/8,006,448.64 = 3,188,489.76/x
  3. Step 3: Cross multiply
    5,802,123.12x = 8,006,448.64 × 3,188,489.76
  4. Step 4: Simplify right side
    5,802,123.12x = 25,528,479,502,605.92
  5. Step 5: Solve for x
    x = 25,528,479,502,605.92/5,802,123.12
  6. Step 6: Final answer
    x = 4,399,851.39

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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.