Home / 3,158,204.46-4,358,058.03-1,868,819.46

Finding the Fourth Proportional to 3,158,204.46, 4,358,058.03 and 1,868,819.46

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Solution

The fourth proportional to 3,158,204.46, 4,358,058.03 and 1,868,819.46 is: 2,578,814.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,204.46 : 4,358,058.03 = 1,868,819.46 : x
  2. Step 2: Convert to fraction form
    3,158,204.46/4,358,058.03 = 1,868,819.46/x
  3. Step 3: Cross multiply
    3,158,204.46x = 4,358,058.03 × 1,868,819.46
  4. Step 4: Simplify right side
    3,158,204.46x = 8,144,423,654,273.26
  5. Step 5: Solve for x
    x = 8,144,423,654,273.26/3,158,204.46
  6. Step 6: Final answer
    x = 2,578,814.56

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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.