Home / 2,146,235.20-3,218,186.40-884,190.40

Finding the Fourth Proportional to 2,146,235.20, 3,218,186.40 and 884,190.40

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Solution

The fourth proportional to 2,146,235.20, 3,218,186.40 and 884,190.40 is: 1,325,805.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,235.20 : 3,218,186.40 = 884,190.40 : x
  2. Step 2: Convert to fraction form
    2,146,235.20/3,218,186.40 = 884,190.40/x
  3. Step 3: Cross multiply
    2,146,235.20x = 3,218,186.40 × 884,190.40
  4. Step 4: Simplify right side
    2,146,235.20x = 2,845,489,520,290.56
  5. Step 5: Solve for x
    x = 2,845,489,520,290.56/2,146,235.20
  6. Step 6: Final answer
    x = 1,325,805.07

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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.