Home / 2,662,502.40-3,993,753.60-769,305.60

Finding the Fourth Proportional to 2,662,502.40, 3,993,753.60 and 769,305.60

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Solution

The fourth proportional to 2,662,502.40, 3,993,753.60 and 769,305.60 is: 1,153,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662,502.40 : 3,993,753.60 = 769,305.60 : x
  2. Step 2: Convert to fraction form
    2,662,502.40/3,993,753.60 = 769,305.60/x
  3. Step 3: Cross multiply
    2,662,502.40x = 3,993,753.60 × 769,305.60
  4. Step 4: Simplify right side
    2,662,502.40x = 3,072,417,009,500.16
  5. Step 5: Solve for x
    x = 3,072,417,009,500.16/2,662,502.40
  6. Step 6: Final answer
    x = 1,153,958.40

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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.