Home / 987,066.56-1,362,154.92-534,356.48

Finding the Fourth Proportional to 987,066.56, 1,362,154.92 and 534,356.48

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Solution

The fourth proportional to 987,066.56, 1,362,154.92 and 534,356.48 is: 737,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,066.56 : 1,362,154.92 = 534,356.48 : x
  2. Step 2: Convert to fraction form
    987,066.56/1,362,154.92 = 534,356.48/x
  3. Step 3: Cross multiply
    987,066.56x = 1,362,154.92 × 534,356.48
  4. Step 4: Simplify right side
    987,066.56x = 727,876,308,265.88
  5. Step 5: Solve for x
    x = 727,876,308,265.88/987,066.56
  6. Step 6: Final answer
    x = 737,413.60

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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.