Home / 2,637,820.79-3,957,353.16-2,100,109.98

Finding the Fourth Proportional to 2,637,820.79, 3,957,353.16 and 2,100,109.98

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Solution

The fourth proportional to 2,637,820.79, 3,957,353.16 and 2,100,109.98 is: 3,150,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,820.79 : 3,957,353.16 = 2,100,109.98 : x
  2. Step 2: Convert to fraction form
    2,637,820.79/3,957,353.16 = 2,100,109.98/x
  3. Step 3: Cross multiply
    2,637,820.79x = 3,957,353.16 × 2,100,109.98
  4. Step 4: Simplify right side
    2,637,820.79x = 8,310,876,865,700.54
  5. Step 5: Solve for x
    x = 8,310,876,865,700.54/2,637,820.79
  6. Step 6: Final answer
    x = 3,150,660.16

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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.