Home / 2,180,099.33-3,005,419.14-1,533,512.78

Finding the Fourth Proportional to 2,180,099.33, 3,005,419.14 and 1,533,512.78

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Solution

The fourth proportional to 2,180,099.33, 3,005,419.14 and 1,533,512.78 is: 2,114,054.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,099.33 : 3,005,419.14 = 1,533,512.78 : x
  2. Step 2: Convert to fraction form
    2,180,099.33/3,005,419.14 = 1,533,512.78/x
  3. Step 3: Cross multiply
    2,180,099.33x = 3,005,419.14 × 1,533,512.78
  4. Step 4: Simplify right side
    2,180,099.33x = 4,608,848,660,446.61
  5. Step 5: Solve for x
    x = 4,608,848,660,446.61/2,180,099.33
  6. Step 6: Final answer
    x = 2,114,054.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.