Home / 1,126,918.85-1,555,152.75-610,673.85

Finding the Fourth Proportional to 1,126,918.85, 1,555,152.75 and 610,673.85

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Solution

The fourth proportional to 1,126,918.85, 1,555,152.75 and 610,673.85 is: 842,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,918.85 : 1,555,152.75 = 610,673.85 : x
  2. Step 2: Convert to fraction form
    1,126,918.85/1,555,152.75 = 610,673.85/x
  3. Step 3: Cross multiply
    1,126,918.85x = 1,555,152.75 × 610,673.85
  4. Step 4: Simplify right side
    1,126,918.85x = 949,691,117,180.59
  5. Step 5: Solve for x
    x = 949,691,117,180.59/1,126,918.85
  6. Step 6: Final answer
    x = 842,732.48

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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.