Home / 1,201,982.70-1,802,974.05-799,793.40

Finding the Fourth Proportional to 1,201,982.70, 1,802,974.05 and 799,793.40

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Solution

The fourth proportional to 1,201,982.70, 1,802,974.05 and 799,793.40 is: 1,199,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,982.70 : 1,802,974.05 = 799,793.40 : x
  2. Step 2: Convert to fraction form
    1,201,982.70/1,802,974.05 = 799,793.40/x
  3. Step 3: Cross multiply
    1,201,982.70x = 1,802,974.05 × 799,793.40
  4. Step 4: Simplify right side
    1,201,982.70x = 1,442,006,745,561.27
  5. Step 5: Solve for x
    x = 1,442,006,745,561.27/1,201,982.70
  6. Step 6: Final answer
    x = 1,199,690.10

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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.