Home / 2,691,416.60-4,037,124.90-2,655,987.20

Finding the Fourth Proportional to 2,691,416.60, 4,037,124.90 and 2,655,987.20

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Solution

The fourth proportional to 2,691,416.60, 4,037,124.90 and 2,655,987.20 is: 3,983,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,416.60 : 4,037,124.90 = 2,655,987.20 : x
  2. Step 2: Convert to fraction form
    2,691,416.60/4,037,124.90 = 2,655,987.20/x
  3. Step 3: Cross multiply
    2,691,416.60x = 4,037,124.90 × 2,655,987.20
  4. Step 4: Simplify right side
    2,691,416.60x = 10,722,552,059,201.28
  5. Step 5: Solve for x
    x = 10,722,552,059,201.28/2,691,416.60
  6. Step 6: Final answer
    x = 3,983,980.80

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1.5x scale

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.