Home / 2,587,013.78-3,877,578.03-1,573,902.50

Finding the Fourth Proportional to 2,587,013.78, 3,877,578.03 and 1,573,902.50

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Solution

The fourth proportional to 2,587,013.78, 3,877,578.03 and 1,573,902.50 is: 2,359,063.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,013.78 : 3,877,578.03 = 1,573,902.50 : x
  2. Step 2: Convert to fraction form
    2,587,013.78/3,877,578.03 = 1,573,902.50/x
  3. Step 3: Cross multiply
    2,587,013.78x = 3,877,578.03 × 1,573,902.50
  4. Step 4: Simplify right side
    2,587,013.78x = 6,102,929,741,876.32
  5. Step 5: Solve for x
    x = 6,102,929,741,876.32/2,587,013.78
  6. Step 6: Final answer
    x = 2,359,063.49

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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.