Home / 3,281,679.14-4,528,691.00-1,905,150.57

Finding the Fourth Proportional to 3,281,679.14, 4,528,691.00 and 1,905,150.57

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Solution

The fourth proportional to 3,281,679.14, 4,528,691.00 and 1,905,150.57 is: 2,629,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,679.14 : 4,528,691.00 = 1,905,150.57 : x
  2. Step 2: Convert to fraction form
    3,281,679.14/4,528,691.00 = 1,905,150.57/x
  3. Step 3: Cross multiply
    3,281,679.14x = 4,528,691.00 × 1,905,150.57
  4. Step 4: Simplify right side
    3,281,679.14x = 8,627,838,230,478.12
  5. Step 5: Solve for x
    x = 8,627,838,230,478.12/3,281,679.14
  6. Step 6: Final answer
    x = 2,629,092.57

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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.