Home / 985,569.31-1,480,845.12-945,711.37

Finding the Fourth Proportional to 985,569.31, 1,480,845.12 and 945,711.37

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Solution

The fourth proportional to 985,569.31, 1,480,845.12 and 945,711.37 is: 1,420,957.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,569.31 : 1,480,845.12 = 945,711.37 : x
  2. Step 2: Convert to fraction form
    985,569.31/1,480,845.12 = 945,711.37/x
  3. Step 3: Cross multiply
    985,569.31x = 1,480,845.12 × 945,711.37
  4. Step 4: Simplify right side
    985,569.31x = 1,400,452,067,193.01
  5. Step 5: Solve for x
    x = 1,400,452,067,193.01/985,569.31
  6. Step 6: Final answer
    x = 1,420,957.46

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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.