Home / 2,142,487.89-3,212,040.89-1,062,255.64

Finding the Fourth Proportional to 2,142,487.89, 3,212,040.89 and 1,062,255.64

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Solution

The fourth proportional to 2,142,487.89, 3,212,040.89 and 1,062,255.64 is: 1,592,545.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,487.89 : 3,212,040.89 = 1,062,255.64 : x
  2. Step 2: Convert to fraction form
    2,142,487.89/3,212,040.89 = 1,062,255.64/x
  3. Step 3: Cross multiply
    2,142,487.89x = 3,212,040.89 × 1,062,255.64
  4. Step 4: Simplify right side
    2,142,487.89x = 3,412,008,545,938.66
  5. Step 5: Solve for x
    x = 3,412,008,545,938.66/2,142,487.89
  6. Step 6: Final answer
    x = 1,592,545.08

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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.