Home / 2,631,335.20-3,631,302.16-1,544,390.72

Finding the Fourth Proportional to 2,631,335.20, 3,631,302.16 and 1,544,390.72

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Solution

The fourth proportional to 2,631,335.20, 3,631,302.16 and 1,544,390.72 is: 2,131,294.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,335.20 : 3,631,302.16 = 1,544,390.72 : x
  2. Step 2: Convert to fraction form
    2,631,335.20/3,631,302.16 = 1,544,390.72/x
  3. Step 3: Cross multiply
    2,631,335.20x = 3,631,302.16 × 1,544,390.72
  4. Step 4: Simplify right side
    2,631,335.20x = 5,608,149,357,419.96
  5. Step 5: Solve for x
    x = 5,608,149,357,419.96/2,631,335.20
  6. Step 6: Final answer
    x = 2,131,294.16

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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.