Home / 3,189,871.08-4,402,029.51-1,813,223.97

Finding the Fourth Proportional to 3,189,871.08, 4,402,029.51 and 1,813,223.97

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Solution

The fourth proportional to 3,189,871.08, 4,402,029.51 and 1,813,223.97 is: 2,502,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,871.08 : 4,402,029.51 = 1,813,223.97 : x
  2. Step 2: Convert to fraction form
    3,189,871.08/4,402,029.51 = 1,813,223.97/x
  3. Step 3: Cross multiply
    3,189,871.08x = 4,402,029.51 × 1,813,223.97
  4. Step 4: Simplify right side
    3,189,871.08x = 7,981,865,424,179.36
  5. Step 5: Solve for x
    x = 7,981,865,424,179.36/3,189,871.08
  6. Step 6: Final answer
    x = 2,502,253.30

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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.