Home / 1,199,413.92-1,799,618.16-525,147.20

Finding the Fourth Proportional to 1,199,413.92, 1,799,618.16 and 525,147.20

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Solution

The fourth proportional to 1,199,413.92, 1,799,618.16 and 525,147.20 is: 787,938.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,413.92 : 1,799,618.16 = 525,147.20 : x
  2. Step 2: Convert to fraction form
    1,199,413.92/1,799,618.16 = 525,147.20/x
  3. Step 3: Cross multiply
    1,199,413.92x = 1,799,618.16 × 525,147.20
  4. Step 4: Simplify right side
    1,199,413.92x = 945,064,437,793.15
  5. Step 5: Solve for x
    x = 945,064,437,793.15/1,199,413.92
  6. Step 6: Final answer
    x = 787,938.53

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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.