Home / 1,132,578.12-1,562,963-649,171.54

Finding the Fourth Proportional to 1,132,578.12, 1,562,963 and 649,171.54

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Solution

The fourth proportional to 1,132,578.12, 1,562,963 and 649,171.54 is: 895,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,578.12 : 1,562,963 = 649,171.54 : x
  2. Step 2: Convert to fraction form
    1,132,578.12/1,562,963 = 649,171.54/x
  3. Step 3: Cross multiply
    1,132,578.12x = 1,562,963 × 649,171.54
  4. Step 4: Simplify right side
    1,132,578.12x = 1,014,631,097,673.02
  5. Step 5: Solve for x
    x = 1,014,631,097,673.02/1,132,578.12
  6. Step 6: Final answer
    x = 895,859.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.