Home / 2,810,772.59-3,878,867.43-1,521,612.94

Finding the Fourth Proportional to 2,810,772.59, 3,878,867.43 and 1,521,612.94

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Solution

The fourth proportional to 2,810,772.59, 3,878,867.43 and 1,521,612.94 is: 2,099,826.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,772.59 : 3,878,867.43 = 1,521,612.94 : x
  2. Step 2: Convert to fraction form
    2,810,772.59/3,878,867.43 = 1,521,612.94/x
  3. Step 3: Cross multiply
    2,810,772.59x = 3,878,867.43 × 1,521,612.94
  4. Step 4: Simplify right side
    2,810,772.59x = 5,902,134,864,335.38
  5. Step 5: Solve for x
    x = 5,902,134,864,335.38/2,810,772.59
  6. Step 6: Final answer
    x = 2,099,826.53

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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.