Home / 1,073,102.40-1,605,506.40-699,854.40

Finding the Fourth Proportional to 1,073,102.40, 1,605,506.40 and 699,854.40

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Solution

The fourth proportional to 1,073,102.40, 1,605,506.40 and 699,854.40 is: 1,047,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,102.40 : 1,605,506.40 = 699,854.40 : x
  2. Step 2: Convert to fraction form
    1,073,102.40/1,605,506.40 = 699,854.40/x
  3. Step 3: Cross multiply
    1,073,102.40x = 1,605,506.40 × 699,854.40
  4. Step 4: Simplify right side
    1,073,102.40x = 1,123,620,718,268.16
  5. Step 5: Solve for x
    x = 1,123,620,718,268.16/1,073,102.40
  6. Step 6: Final answer
    x = 1,047,076.88

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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.