Home / 4,815,442.12-6,645,308.48-2,639,938.60

Finding the Fourth Proportional to 4,815,442.12, 6,645,308.48 and 2,639,938.60

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Solution

The fourth proportional to 4,815,442.12, 6,645,308.48 and 2,639,938.60 is: 3,643,114.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,442.12 : 6,645,308.48 = 2,639,938.60 : x
  2. Step 2: Convert to fraction form
    4,815,442.12/6,645,308.48 = 2,639,938.60/x
  3. Step 3: Cross multiply
    4,815,442.12x = 6,645,308.48 × 2,639,938.60
  4. Step 4: Simplify right side
    4,815,442.12x = 17,543,206,365,259.33
  5. Step 5: Solve for x
    x = 17,543,206,365,259.33/4,815,442.12
  6. Step 6: Final answer
    x = 3,643,114.37

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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.