Home / 2,189,303.94-3,021,221.40-1,195,872.56

Finding the Fourth Proportional to 2,189,303.94, 3,021,221.40 and 1,195,872.56

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Solution

The fourth proportional to 2,189,303.94, 3,021,221.40 and 1,195,872.56 is: 1,650,294.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,303.94 : 3,021,221.40 = 1,195,872.56 : x
  2. Step 2: Convert to fraction form
    2,189,303.94/3,021,221.40 = 1,195,872.56/x
  3. Step 3: Cross multiply
    2,189,303.94x = 3,021,221.40 × 1,195,872.56
  4. Step 4: Simplify right side
    2,189,303.94x = 3,612,995,762,314.20
  5. Step 5: Solve for x
    x = 3,612,995,762,314.20/2,189,303.94
  6. Step 6: Final answer
    x = 1,650,294.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.