Home / 3,182,820.56-4,392,348.45-1,732,557.68

Finding the Fourth Proportional to 3,182,820.56, 4,392,348.45 and 1,732,557.68

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Solution

The fourth proportional to 3,182,820.56, 4,392,348.45 and 1,732,557.68 is: 2,390,960.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,820.56 : 4,392,348.45 = 1,732,557.68 : x
  2. Step 2: Convert to fraction form
    3,182,820.56/4,392,348.45 = 1,732,557.68/x
  3. Step 3: Cross multiply
    3,182,820.56x = 4,392,348.45 × 1,732,557.68
  4. Step 4: Simplify right side
    3,182,820.56x = 7,609,997,040,283.60
  5. Step 5: Solve for x
    x = 7,609,997,040,283.60/3,182,820.56
  6. Step 6: Final answer
    x = 2,390,960.12

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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.