Home / 3,220,179.73-4,443,875.76-1,769,908.93

Finding the Fourth Proportional to 3,220,179.73, 4,443,875.76 and 1,769,908.93

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Solution

The fourth proportional to 3,220,179.73, 4,443,875.76 and 1,769,908.93 is: 2,442,489.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,179.73 : 4,443,875.76 = 1,769,908.93 : x
  2. Step 2: Convert to fraction form
    3,220,179.73/4,443,875.76 = 1,769,908.93/x
  3. Step 3: Cross multiply
    3,220,179.73x = 4,443,875.76 × 1,769,908.93
  4. Step 4: Simplify right side
    3,220,179.73x = 7,865,255,391,434.54
  5. Step 5: Solve for x
    x = 7,865,255,391,434.54/3,220,179.73
  6. Step 6: Final answer
    x = 2,442,489.57

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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.