Home / 3,155,999.60-4,733,999.40-1,959,273.20

Finding the Fourth Proportional to 3,155,999.60, 4,733,999.40 and 1,959,273.20

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Solution

The fourth proportional to 3,155,999.60, 4,733,999.40 and 1,959,273.20 is: 2,938,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,999.60 : 4,733,999.40 = 1,959,273.20 : x
  2. Step 2: Convert to fraction form
    3,155,999.60/4,733,999.40 = 1,959,273.20/x
  3. Step 3: Cross multiply
    3,155,999.60x = 4,733,999.40 × 1,959,273.20
  4. Step 4: Simplify right side
    3,155,999.60x = 9,275,198,153,236.08
  5. Step 5: Solve for x
    x = 9,275,198,153,236.08/3,155,999.60
  6. Step 6: Final answer
    x = 2,938,909.80

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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.