Home / 2,915,497.74-4,023,413.06-1,608,807.90

Finding the Fourth Proportional to 2,915,497.74, 4,023,413.06 and 1,608,807.90

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Solution

The fourth proportional to 2,915,497.74, 4,023,413.06 and 1,608,807.90 is: 2,220,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,497.74 : 4,023,413.06 = 1,608,807.90 : x
  2. Step 2: Convert to fraction form
    2,915,497.74/4,023,413.06 = 1,608,807.90/x
  3. Step 3: Cross multiply
    2,915,497.74x = 4,023,413.06 × 1,608,807.90
  4. Step 4: Simplify right side
    2,915,497.74x = 6,472,898,707,847.14
  5. Step 5: Solve for x
    x = 6,472,898,707,847.14/2,915,497.74
  6. Step 6: Final answer
    x = 2,220,169.35

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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.