Home / 2,779,374.60-4,170,617.10-1,181,665.80

Finding the Fourth Proportional to 2,779,374.60, 4,170,617.10 and 1,181,665.80

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Solution

The fourth proportional to 2,779,374.60, 4,170,617.10 and 1,181,665.80 is: 1,773,159.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,374.60 : 4,170,617.10 = 1,181,665.80 : x
  2. Step 2: Convert to fraction form
    2,779,374.60/4,170,617.10 = 1,181,665.80/x
  3. Step 3: Cross multiply
    2,779,374.60x = 4,170,617.10 × 1,181,665.80
  4. Step 4: Simplify right side
    2,779,374.60x = 4,928,275,591,965.18
  5. Step 5: Solve for x
    x = 4,928,275,591,965.18/2,779,374.60
  6. Step 6: Final answer
    x = 1,773,159.90

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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.