Home / 2,972,197.20-4,101,631.72-1,683,037.20

Finding the Fourth Proportional to 2,972,197.20, 4,101,631.72 and 1,683,037.20

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Solution

The fourth proportional to 2,972,197.20, 4,101,631.72 and 1,683,037.20 is: 2,322,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,197.20 : 4,101,631.72 = 1,683,037.20 : x
  2. Step 2: Convert to fraction form
    2,972,197.20/4,101,631.72 = 1,683,037.20/x
  3. Step 3: Cross multiply
    2,972,197.20x = 4,101,631.72 × 1,683,037.20
  4. Step 4: Simplify right side
    2,972,197.20x = 6,903,198,765,459.99
  5. Step 5: Solve for x
    x = 6,903,198,765,459.99/2,972,197.20
  6. Step 6: Final answer
    x = 2,322,591.10

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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.