Home / 2,544,513.20-3,816,769.80-2,127,719.60

Finding the Fourth Proportional to 2,544,513.20, 3,816,769.80 and 2,127,719.60

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Solution

The fourth proportional to 2,544,513.20, 3,816,769.80 and 2,127,719.60 is: 3,191,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544,513.20 : 3,816,769.80 = 2,127,719.60 : x
  2. Step 2: Convert to fraction form
    2,544,513.20/3,816,769.80 = 2,127,719.60/x
  3. Step 3: Cross multiply
    2,544,513.20x = 3,816,769.80 × 2,127,719.60
  4. Step 4: Simplify right side
    2,544,513.20x = 8,121,015,912,148.08
  5. Step 5: Solve for x
    x = 8,121,015,912,148.08/2,544,513.20
  6. Step 6: Final answer
    x = 3,191,579.40

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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.