Home / 1,141,190.76-1,574,823.99-631,882.20

Finding the Fourth Proportional to 1,141,190.76, 1,574,823.99 and 631,882.20

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Solution

The fourth proportional to 1,141,190.76, 1,574,823.99 and 631,882.20 is: 871,986.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,190.76 : 1,574,823.99 = 631,882.20 : x
  2. Step 2: Convert to fraction form
    1,141,190.76/1,574,823.99 = 631,882.20/x
  3. Step 3: Cross multiply
    1,141,190.76x = 1,574,823.99 × 631,882.20
  4. Step 4: Simplify right side
    1,141,190.76x = 995,103,247,413.98
  5. Step 5: Solve for x
    x = 995,103,247,413.98/1,141,190.76
  6. Step 6: Final answer
    x = 871,986.77

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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.