Home / 1,198,646.28-1,654,065.48-654,673.76

Finding the Fourth Proportional to 1,198,646.28, 1,654,065.48 and 654,673.76

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Solution

The fourth proportional to 1,198,646.28, 1,654,065.48 and 654,673.76 is: 903,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,646.28 : 1,654,065.48 = 654,673.76 : x
  2. Step 2: Convert to fraction form
    1,198,646.28/1,654,065.48 = 654,673.76/x
  3. Step 3: Cross multiply
    1,198,646.28x = 1,654,065.48 × 654,673.76
  4. Step 4: Simplify right side
    1,198,646.28x = 1,082,873,267,077.80
  5. Step 5: Solve for x
    x = 1,082,873,267,077.80/1,198,646.28
  6. Step 6: Final answer
    x = 903,413.53

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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.