Home / 5,115,767.84-7,669,112.73-1,876,560.40

Finding the Fourth Proportional to 5,115,767.84, 7,669,112.73 and 1,876,560.40

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Solution

The fourth proportional to 5,115,767.84, 7,669,112.73 and 1,876,560.40 is: 2,813,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,767.84 : 7,669,112.73 = 1,876,560.40 : x
  2. Step 2: Convert to fraction form
    5,115,767.84/7,669,112.73 = 1,876,560.40/x
  3. Step 3: Cross multiply
    5,115,767.84x = 7,669,112.73 × 1,876,560.40
  4. Step 4: Simplify right side
    5,115,767.84x = 14,391,553,252,253.89
  5. Step 5: Solve for x
    x = 14,391,553,252,253.89/5,115,767.84
  6. Step 6: Final answer
    x = 2,813,175.60

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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.