Home / 2,331,120.11-3,497,123.03-815,233.86

Finding the Fourth Proportional to 2,331,120.11, 3,497,123.03 and 815,233.86

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Solution

The fourth proportional to 2,331,120.11, 3,497,123.03 and 815,233.86 is: 1,223,005.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,120.11 : 3,497,123.03 = 815,233.86 : x
  2. Step 2: Convert to fraction form
    2,331,120.11/3,497,123.03 = 815,233.86/x
  3. Step 3: Cross multiply
    2,331,120.11x = 3,497,123.03 × 815,233.86
  4. Step 4: Simplify right side
    2,331,120.11x = 2,850,973,102,565.63
  5. Step 5: Solve for x
    x = 2,850,973,102,565.63/2,331,120.11
  6. Step 6: Final answer
    x = 1,223,005.67

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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.