Home / 1,126,877.70-1,555,097.13-610,631.79

Finding the Fourth Proportional to 1,126,877.70, 1,555,097.13 and 610,631.79

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Solution

The fourth proportional to 1,126,877.70, 1,555,097.13 and 610,631.79 is: 842,675.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,877.70 : 1,555,097.13 = 610,631.79 : x
  2. Step 2: Convert to fraction form
    1,126,877.70/1,555,097.13 = 610,631.79/x
  3. Step 3: Cross multiply
    1,126,877.70x = 1,555,097.13 × 610,631.79
  4. Step 4: Simplify right side
    1,126,877.70x = 949,591,744,115.76
  5. Step 5: Solve for x
    x = 949,591,744,115.76/1,126,877.70
  6. Step 6: Final answer
    x = 842,675.07

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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.