Home / 2,770,359.60-4,155,928.20-876,903.60

Finding the Fourth Proportional to 2,770,359.60, 4,155,928.20 and 876,903.60

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Solution

The fourth proportional to 2,770,359.60, 4,155,928.20 and 876,903.60 is: 1,315,478.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,359.60 : 4,155,928.20 = 876,903.60 : x
  2. Step 2: Convert to fraction form
    2,770,359.60/4,155,928.20 = 876,903.60/x
  3. Step 3: Cross multiply
    2,770,359.60x = 4,155,928.20 × 876,903.60
  4. Step 4: Simplify right side
    2,770,359.60x = 3,644,348,399,921.52
  5. Step 5: Solve for x
    x = 3,644,348,399,921.52/2,770,359.60
  6. Step 6: Final answer
    x = 1,315,478.47

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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.