Home / 2,331,938.99-3,499,902.30-912,991.52

Finding the Fourth Proportional to 2,331,938.99, 3,499,902.30 and 912,991.52

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Solution

The fourth proportional to 2,331,938.99, 3,499,902.30 and 912,991.52 is: 1,370,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,938.99 : 3,499,902.30 = 912,991.52 : x
  2. Step 2: Convert to fraction form
    2,331,938.99/3,499,902.30 = 912,991.52/x
  3. Step 3: Cross multiply
    2,331,938.99x = 3,499,902.30 × 912,991.52
  4. Step 4: Simplify right side
    2,331,938.99x = 3,195,381,120,728.50
  5. Step 5: Solve for x
    x = 3,195,381,120,728.50/2,331,938.99
  6. Step 6: Final answer
    x = 1,370,267.89

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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.