Home / 2,842,143.93-4,255,576.45-2,164,999.52

Finding the Fourth Proportional to 2,842,143.93, 4,255,576.45 and 2,164,999.52

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Solution

The fourth proportional to 2,842,143.93, 4,255,576.45 and 2,164,999.52 is: 3,241,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,143.93 : 4,255,576.45 = 2,164,999.52 : x
  2. Step 2: Convert to fraction form
    2,842,143.93/4,255,576.45 = 2,164,999.52/x
  3. Step 3: Cross multiply
    2,842,143.93x = 4,255,576.45 × 2,164,999.52
  4. Step 4: Simplify right side
    2,842,143.93x = 9,213,320,976,799.75
  5. Step 5: Solve for x
    x = 9,213,320,976,799.75/2,842,143.93
  6. Step 6: Final answer
    x = 3,241,679.94

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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.