Home / 1,086,248.80-1,631,122.80-732,829.60

Finding the Fourth Proportional to 1,086,248.80, 1,631,122.80 and 732,829.60

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Solution

The fourth proportional to 1,086,248.80, 1,631,122.80 and 732,829.60 is: 1,100,424.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,248.80 : 1,631,122.80 = 732,829.60 : x
  2. Step 2: Convert to fraction form
    1,086,248.80/1,631,122.80 = 732,829.60/x
  3. Step 3: Cross multiply
    1,086,248.80x = 1,631,122.80 × 732,829.60
  4. Step 4: Simplify right side
    1,086,248.80x = 1,195,335,069,074.88
  5. Step 5: Solve for x
    x = 1,195,335,069,074.88/1,086,248.80
  6. Step 6: Final answer
    x = 1,100,424.75

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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.