Home / 3,155,781.60-4,354,968.24-1,797,884.64

Finding the Fourth Proportional to 3,155,781.60, 4,354,968.24 and 1,797,884.64

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Solution

The fourth proportional to 3,155,781.60, 4,354,968.24 and 1,797,884.64 is: 2,481,074.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,781.60 : 4,354,968.24 = 1,797,884.64 : x
  2. Step 2: Convert to fraction form
    3,155,781.60/4,354,968.24 = 1,797,884.64/x
  3. Step 3: Cross multiply
    3,155,781.60x = 4,354,968.24 × 1,797,884.64
  4. Step 4: Simplify right side
    3,155,781.60x = 7,829,730,506,383.83
  5. Step 5: Solve for x
    x = 7,829,730,506,383.83/3,155,781.60
  6. Step 6: Final answer
    x = 2,481,074.90

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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.