Home / 2,678,084.64-4,015,648.24-1,395,489.92

Finding the Fourth Proportional to 2,678,084.64, 4,015,648.24 and 1,395,489.92

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Solution

The fourth proportional to 2,678,084.64, 4,015,648.24 and 1,395,489.92 is: 2,092,464.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,084.64 : 4,015,648.24 = 1,395,489.92 : x
  2. Step 2: Convert to fraction form
    2,678,084.64/4,015,648.24 = 1,395,489.92/x
  3. Step 3: Cross multiply
    2,678,084.64x = 4,015,648.24 × 1,395,489.92
  4. Step 4: Simplify right side
    2,678,084.64x = 5,603,796,641,185.74
  5. Step 5: Solve for x
    x = 5,603,796,641,185.74/2,678,084.64
  6. Step 6: Final answer
    x = 2,092,464.35

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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.