Home / 1,103,240.56-1,657,352.09-654,255.96

Finding the Fourth Proportional to 1,103,240.56, 1,657,352.09 and 654,255.96

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Solution

The fourth proportional to 1,103,240.56, 1,657,352.09 and 654,255.96 is: 982,861.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,240.56 : 1,657,352.09 = 654,255.96 : x
  2. Step 2: Convert to fraction form
    1,103,240.56/1,657,352.09 = 654,255.96/x
  3. Step 3: Cross multiply
    1,103,240.56x = 1,657,352.09 × 654,255.96
  4. Step 4: Simplify right side
    1,103,240.56x = 1,084,332,482,700.96
  5. Step 5: Solve for x
    x = 1,084,332,482,700.96/1,103,240.56
  6. Step 6: Final answer
    x = 982,861.33

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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.