Home / 5,791,894.80-8,691,989.40-2,428,515.60

Finding the Fourth Proportional to 5,791,894.80, 8,691,989.40 and 2,428,515.60

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Solution

The fourth proportional to 5,791,894.80, 8,691,989.40 and 2,428,515.60 is: 3,644,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791,894.80 : 8,691,989.40 = 2,428,515.60 : x
  2. Step 2: Convert to fraction form
    5,791,894.80/8,691,989.40 = 2,428,515.60/x
  3. Step 3: Cross multiply
    5,791,894.80x = 8,691,989.40 × 2,428,515.60
  4. Step 4: Simplify right side
    5,791,894.80x = 21,108,631,852,934.64
  5. Step 5: Solve for x
    x = 21,108,631,852,934.64/5,791,894.80
  6. Step 6: Final answer
    x = 3,644,512.30

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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.