Home / 1,988,295.30-2,743,847.19-1,082,877.30

Finding the Fourth Proportional to 1,988,295.30, 2,743,847.19 and 1,082,877.30

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Solution

The fourth proportional to 1,988,295.30, 2,743,847.19 and 1,082,877.30 is: 1,494,370.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,295.30 : 2,743,847.19 = 1,082,877.30 : x
  2. Step 2: Convert to fraction form
    1,988,295.30/2,743,847.19 = 1,082,877.30/x
  3. Step 3: Cross multiply
    1,988,295.30x = 2,743,847.19 × 1,082,877.30
  4. Step 4: Simplify right side
    1,988,295.30x = 2,971,249,836,719.79
  5. Step 5: Solve for x
    x = 2,971,249,836,719.79/1,988,295.30
  6. Step 6: Final answer
    x = 1,494,370.50

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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.