Home / 1,995,081.40-2,990,580.90-982,646.20

Finding the Fourth Proportional to 1,995,081.40, 2,990,580.90 and 982,646.20

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Solution

The fourth proportional to 1,995,081.40, 2,990,580.90 and 982,646.20 is: 1,472,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,081.40 : 2,990,580.90 = 982,646.20 : x
  2. Step 2: Convert to fraction form
    1,995,081.40/2,990,580.90 = 982,646.20/x
  3. Step 3: Cross multiply
    1,995,081.40x = 2,990,580.90 × 982,646.20
  4. Step 4: Simplify right side
    1,995,081.40x = 2,938,682,957,177.58
  5. Step 5: Solve for x
    x = 2,938,682,957,177.58/1,995,081.40
  6. Step 6: Final answer
    x = 1,472,963.94

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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.