Home / 3,942,413.10-5,914,349.73-1,247,416.74

Finding the Fourth Proportional to 3,942,413.10, 5,914,349.73 and 1,247,416.74

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Solution

The fourth proportional to 3,942,413.10, 5,914,349.73 and 1,247,416.74 is: 1,871,356.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,413.10 : 5,914,349.73 = 1,247,416.74 : x
  2. Step 2: Convert to fraction form
    3,942,413.10/5,914,349.73 = 1,247,416.74/x
  3. Step 3: Cross multiply
    3,942,413.10x = 5,914,349.73 × 1,247,416.74
  4. Step 4: Simplify right side
    3,942,413.10x = 7,377,658,859,416.48
  5. Step 5: Solve for x
    x = 7,377,658,859,416.48/3,942,413.10
  6. Step 6: Final answer
    x = 1,871,356.11

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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.