Home / 1,350,455.10-2,022,961.05-843,459.90

Finding the Fourth Proportional to 1,350,455.10, 2,022,961.05 and 843,459.90

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Solution

The fourth proportional to 1,350,455.10, 2,022,961.05 and 843,459.90 is: 1,263,490.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,455.10 : 2,022,961.05 = 843,459.90 : x
  2. Step 2: Convert to fraction form
    1,350,455.10/2,022,961.05 = 843,459.90/x
  3. Step 3: Cross multiply
    1,350,455.10x = 2,022,961.05 × 843,459.90
  4. Step 4: Simplify right side
    1,350,455.10x = 1,706,286,524,936.90
  5. Step 5: Solve for x
    x = 1,706,286,524,936.90/1,350,455.10
  6. Step 6: Final answer
    x = 1,263,490.01

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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.