Home / 3,012,052.12-4,518,079.80-1,890,908.44

Finding the Fourth Proportional to 3,012,052.12, 4,518,079.80 and 1,890,908.44

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Solution

The fourth proportional to 3,012,052.12, 4,518,079.80 and 1,890,908.44 is: 2,836,363.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,052.12 : 4,518,079.80 = 1,890,908.44 : x
  2. Step 2: Convert to fraction form
    3,012,052.12/4,518,079.80 = 1,890,908.44/x
  3. Step 3: Cross multiply
    3,012,052.12x = 4,518,079.80 × 1,890,908.44
  4. Step 4: Simplify right side
    3,012,052.12x = 8,543,275,226,413.51
  5. Step 5: Solve for x
    x = 8,543,275,226,413.51/3,012,052.12
  6. Step 6: Final answer
    x = 2,836,363.68

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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.