Home / 1,488,372.96-2,229,991.62-814,938.96

Finding the Fourth Proportional to 1,488,372.96, 2,229,991.62 and 814,938.96

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Solution

The fourth proportional to 1,488,372.96, 2,229,991.62 and 814,938.96 is: 1,221,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,372.96 : 2,229,991.62 = 814,938.96 : x
  2. Step 2: Convert to fraction form
    1,488,372.96/2,229,991.62 = 814,938.96/x
  3. Step 3: Cross multiply
    1,488,372.96x = 2,229,991.62 × 814,938.96
  4. Step 4: Simplify right side
    1,488,372.96x = 1,817,307,051,611.52
  5. Step 5: Solve for x
    x = 1,817,307,051,611.52/1,488,372.96
  6. Step 6: Final answer
    x = 1,221,002.46

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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.