Home / 2,158,122.70-3,239,808.45-1,092,616.30

Finding the Fourth Proportional to 2,158,122.70, 3,239,808.45 and 1,092,616.30

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Solution

The fourth proportional to 2,158,122.70, 3,239,808.45 and 1,092,616.30 is: 1,640,253.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,122.70 : 3,239,808.45 = 1,092,616.30 : x
  2. Step 2: Convert to fraction form
    2,158,122.70/3,239,808.45 = 1,092,616.30/x
  3. Step 3: Cross multiply
    2,158,122.70x = 3,239,808.45 × 1,092,616.30
  4. Step 4: Simplify right side
    2,158,122.70x = 3,539,867,521,347.74
  5. Step 5: Solve for x
    x = 3,539,867,521,347.74/2,158,122.70
  6. Step 6: Final answer
    x = 1,640,253.13

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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.