Home / 3,126,875.67-4,691,122.13-1,831,122.24

Finding the Fourth Proportional to 3,126,875.67, 4,691,122.13 and 1,831,122.24

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Solution

The fourth proportional to 3,126,875.67, 4,691,122.13 and 1,831,122.24 is: 2,747,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,875.67 : 4,691,122.13 = 1,831,122.24 : x
  2. Step 2: Convert to fraction form
    3,126,875.67/4,691,122.13 = 1,831,122.24/x
  3. Step 3: Cross multiply
    3,126,875.67x = 4,691,122.13 × 1,831,122.24
  4. Step 4: Simplify right side
    3,126,875.67x = 8,590,018,062,799.17
  5. Step 5: Solve for x
    x = 8,590,018,062,799.17/3,126,875.67
  6. Step 6: Final answer
    x = 2,747,156.90

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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.