Home / 1,149,065.72-1,721,356.33-895,157.37

Finding the Fourth Proportional to 1,149,065.72, 1,721,356.33 and 895,157.37

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Solution

The fourth proportional to 1,149,065.72, 1,721,356.33 and 895,157.37 is: 1,340,989.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,065.72 : 1,721,356.33 = 895,157.37 : x
  2. Step 2: Convert to fraction form
    1,149,065.72/1,721,356.33 = 895,157.37/x
  3. Step 3: Cross multiply
    1,149,065.72x = 1,721,356.33 × 895,157.37
  4. Step 4: Simplify right side
    1,149,065.72x = 1,540,884,802,957.76
  5. Step 5: Solve for x
    x = 1,540,884,802,957.76/1,149,065.72
  6. Step 6: Final answer
    x = 1,340,989.28

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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.