Home / 5,198,884.40-7,798,326.60-2,679,460.40

Finding the Fourth Proportional to 5,198,884.40, 7,798,326.60 and 2,679,460.40

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Solution

The fourth proportional to 5,198,884.40, 7,798,326.60 and 2,679,460.40 is: 4,019,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198,884.40 : 7,798,326.60 = 2,679,460.40 : x
  2. Step 2: Convert to fraction form
    5,198,884.40/7,798,326.60 = 2,679,460.40/x
  3. Step 3: Cross multiply
    5,198,884.40x = 7,798,326.60 × 2,679,460.40
  4. Step 4: Simplify right side
    5,198,884.40x = 20,895,307,310,966.64
  5. Step 5: Solve for x
    x = 20,895,307,310,966.64/5,198,884.40
  6. Step 6: Final answer
    x = 4,019,190.60

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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.