Home / 1,474,938.12-2,035,408.73-830,359.56

Finding the Fourth Proportional to 1,474,938.12, 2,035,408.73 and 830,359.56

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Solution

The fourth proportional to 1,474,938.12, 2,035,408.73 and 830,359.56 is: 1,145,892.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,938.12 : 2,035,408.73 = 830,359.56 : x
  2. Step 2: Convert to fraction form
    1,474,938.12/2,035,408.73 = 830,359.56/x
  3. Step 3: Cross multiply
    1,474,938.12x = 2,035,408.73 × 830,359.56
  4. Step 4: Simplify right side
    1,474,938.12x = 1,690,121,093,311.16
  5. Step 5: Solve for x
    x = 1,690,121,093,311.16/1,474,938.12
  6. Step 6: Final answer
    x = 1,145,892.88

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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.