Home / 1,315,867.20-1,969,135.20-895,963.20

Finding the Fourth Proportional to 1,315,867.20, 1,969,135.20 and 895,963.20

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Solution

The fourth proportional to 1,315,867.20, 1,969,135.20 and 895,963.20 is: 1,340,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,867.20 : 1,969,135.20 = 895,963.20 : x
  2. Step 2: Convert to fraction form
    1,315,867.20/1,969,135.20 = 895,963.20/x
  3. Step 3: Cross multiply
    1,315,867.20x = 1,969,135.20 × 895,963.20
  4. Step 4: Simplify right side
    1,315,867.20x = 1,764,272,675,024.64
  5. Step 5: Solve for x
    x = 1,764,272,675,024.64/1,315,867.20
  6. Step 6: Final answer
    x = 1,340,768.03

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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.