Home / 2,881,215.60-4,322,042.10-859,301.70

Finding the Fourth Proportional to 2,881,215.60, 4,322,042.10 and 859,301.70

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Solution

The fourth proportional to 2,881,215.60, 4,322,042.10 and 859,301.70 is: 1,289,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,215.60 : 4,322,042.10 = 859,301.70 : x
  2. Step 2: Convert to fraction form
    2,881,215.60/4,322,042.10 = 859,301.70/x
  3. Step 3: Cross multiply
    2,881,215.60x = 4,322,042.10 × 859,301.70
  4. Step 4: Simplify right side
    2,881,215.60x = 3,713,938,124,001.57
  5. Step 5: Solve for x
    x = 3,713,938,124,001.57/2,881,215.60
  6. Step 6: Final answer
    x = 1,289,017.78

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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.