Home / 3,117,305.30-4,673,365.95-1,321,567.70

Finding the Fourth Proportional to 3,117,305.30, 4,673,365.95 and 1,321,567.70

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Solution

The fourth proportional to 3,117,305.30, 4,673,365.95 and 1,321,567.70 is: 1,981,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,305.30 : 4,673,365.95 = 1,321,567.70 : x
  2. Step 2: Convert to fraction form
    3,117,305.30/4,673,365.95 = 1,321,567.70/x
  3. Step 3: Cross multiply
    3,117,305.30x = 4,673,365.95 × 1,321,567.70
  4. Step 4: Simplify right side
    3,117,305.30x = 6,176,169,489,799.82
  5. Step 5: Solve for x
    x = 6,176,169,489,799.82/3,117,305.30
  6. Step 6: Final answer
    x = 1,981,252.68

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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.