Home / 2,214,707.20-3,325,747.20-1,218,150.40

Finding the Fourth Proportional to 2,214,707.20, 3,325,747.20 and 1,218,150.40

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Solution

The fourth proportional to 2,214,707.20, 3,325,747.20 and 1,218,150.40 is: 1,829,253.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,707.20 : 3,325,747.20 = 1,218,150.40 : x
  2. Step 2: Convert to fraction form
    2,214,707.20/3,325,747.20 = 1,218,150.40/x
  3. Step 3: Cross multiply
    2,214,707.20x = 3,325,747.20 × 1,218,150.40
  4. Step 4: Simplify right side
    2,214,707.20x = 4,051,260,281,978.88
  5. Step 5: Solve for x
    x = 4,051,260,281,978.88/2,214,707.20
  6. Step 6: Final answer
    x = 1,829,253.22

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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.