Home / 2,671,189.97-4,008,100.39-1,251,000.77

Finding the Fourth Proportional to 2,671,189.97, 4,008,100.39 and 1,251,000.77

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Solution

The fourth proportional to 2,671,189.97, 4,008,100.39 and 1,251,000.77 is: 1,877,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,189.97 : 4,008,100.39 = 1,251,000.77 : x
  2. Step 2: Convert to fraction form
    2,671,189.97/4,008,100.39 = 1,251,000.77/x
  3. Step 3: Cross multiply
    2,671,189.97x = 4,008,100.39 × 1,251,000.77
  4. Step 4: Simplify right side
    2,671,189.97x = 5,014,136,650,959.30
  5. Step 5: Solve for x
    x = 5,014,136,650,959.30/2,671,189.97
  6. Step 6: Final answer
    x = 1,877,117.21

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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.