Home / 1,825,195.44-2,735,862.50-687,465.38

Finding the Fourth Proportional to 1,825,195.44, 2,735,862.50 and 687,465.38

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Solution

The fourth proportional to 1,825,195.44, 2,735,862.50 and 687,465.38 is: 1,030,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,195.44 : 2,735,862.50 = 687,465.38 : x
  2. Step 2: Convert to fraction form
    1,825,195.44/2,735,862.50 = 687,465.38/x
  3. Step 3: Cross multiply
    1,825,195.44x = 2,735,862.50 × 687,465.38
  4. Step 4: Simplify right side
    1,825,195.44x = 1,880,810,741,229.60
  5. Step 5: Solve for x
    x = 1,880,810,741,229.60/1,825,195.44
  6. Step 6: Final answer
    x = 1,030,470.88

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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.