Home / 5,465,881.60-8,198,822.40-1,679,552.80

Finding the Fourth Proportional to 5,465,881.60, 8,198,822.40 and 1,679,552.80

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Solution

The fourth proportional to 5,465,881.60, 8,198,822.40 and 1,679,552.80 is: 2,519,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465,881.60 : 8,198,822.40 = 1,679,552.80 : x
  2. Step 2: Convert to fraction form
    5,465,881.60/8,198,822.40 = 1,679,552.80/x
  3. Step 3: Cross multiply
    5,465,881.60x = 8,198,822.40 × 1,679,552.80
  4. Step 4: Simplify right side
    5,465,881.60x = 13,770,355,118,622.72
  5. Step 5: Solve for x
    x = 13,770,355,118,622.72/5,465,881.60
  6. Step 6: Final answer
    x = 2,519,329.20

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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.