Home / 2,544,138.40-3,816,570.48-861,723.04

Finding the Fourth Proportional to 2,544,138.40, 3,816,570.48 and 861,723.04

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Solution

The fourth proportional to 2,544,138.40, 3,816,570.48 and 861,723.04 is: 1,292,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544,138.40 : 3,816,570.48 = 861,723.04 : x
  2. Step 2: Convert to fraction form
    2,544,138.40/3,816,570.48 = 861,723.04/x
  3. Step 3: Cross multiply
    2,544,138.40x = 3,816,570.48 × 861,723.04
  4. Step 4: Simplify right side
    2,544,138.40x = 3,288,826,716,399.86
  5. Step 5: Solve for x
    x = 3,288,826,716,399.86/2,544,138.40
  6. Step 6: Final answer
    x = 1,292,707.47

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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.