Home / 2,381,446.90-3,286,383.60-1,293,709.78

Finding the Fourth Proportional to 2,381,446.90, 3,286,383.60 and 1,293,709.78

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Solution

The fourth proportional to 2,381,446.90, 3,286,383.60 and 1,293,709.78 is: 1,785,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,446.90 : 3,286,383.60 = 1,293,709.78 : x
  2. Step 2: Convert to fraction form
    2,381,446.90/3,286,383.60 = 1,293,709.78/x
  3. Step 3: Cross multiply
    2,381,446.90x = 3,286,383.60 × 1,293,709.78
  4. Step 4: Simplify right side
    2,381,446.90x = 4,251,626,604,151.61
  5. Step 5: Solve for x
    x = 4,251,626,604,151.61/2,381,446.90
  6. Step 6: Final answer
    x = 1,785,312.37

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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.