Home / 3,290,552.89-4,540,828.84-1,913,936.18

Finding the Fourth Proportional to 3,290,552.89, 4,540,828.84 and 1,913,936.18

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Solution

The fourth proportional to 3,290,552.89, 4,540,828.84 and 1,913,936.18 is: 2,641,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,552.89 : 4,540,828.84 = 1,913,936.18 : x
  2. Step 2: Convert to fraction form
    3,290,552.89/4,540,828.84 = 1,913,936.18/x
  3. Step 3: Cross multiply
    3,290,552.89x = 4,540,828.84 × 1,913,936.18
  4. Step 4: Simplify right side
    3,290,552.89x = 8,690,856,576,574.45
  5. Step 5: Solve for x
    x = 8,690,856,576,574.45/3,290,552.89
  6. Step 6: Final answer
    x = 2,641,153.90

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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.