Home / 1,069,117.56-1,604,453.94-861,266.04

Finding the Fourth Proportional to 1,069,117.56, 1,604,453.94 and 861,266.04

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Solution

The fourth proportional to 1,069,117.56, 1,604,453.94 and 861,266.04 is: 1,292,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,117.56 : 1,604,453.94 = 861,266.04 : x
  2. Step 2: Convert to fraction form
    1,069,117.56/1,604,453.94 = 861,266.04/x
  3. Step 3: Cross multiply
    1,069,117.56x = 1,604,453.94 × 861,266.04
  4. Step 4: Simplify right side
    1,069,117.56x = 1,381,861,691,266.20
  5. Step 5: Solve for x
    x = 1,381,861,691,266.20/1,069,117.56
  6. Step 6: Final answer
    x = 1,292,525.48

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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.