Home / 2,177,397.87-3,004,820.74-1,197,400.07

Finding the Fourth Proportional to 2,177,397.87, 3,004,820.74 and 1,197,400.07

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Solution

The fourth proportional to 2,177,397.87, 3,004,820.74 and 1,197,400.07 is: 1,652,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,397.87 : 3,004,820.74 = 1,197,400.07 : x
  2. Step 2: Convert to fraction form
    2,177,397.87/3,004,820.74 = 1,197,400.07/x
  3. Step 3: Cross multiply
    2,177,397.87x = 3,004,820.74 × 1,197,400.07
  4. Step 4: Simplify right side
    2,177,397.87x = 3,597,972,564,413.45
  5. Step 5: Solve for x
    x = 3,597,972,564,413.45/2,177,397.87
  6. Step 6: Final answer
    x = 1,652,418.52

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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.