Home / 1,450,846.62-2,002,126.21-830,631.04

Finding the Fourth Proportional to 1,450,846.62, 2,002,126.21 and 830,631.04

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Solution

The fourth proportional to 1,450,846.62, 2,002,126.21 and 830,631.04 is: 1,146,246.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,846.62 : 2,002,126.21 = 830,631.04 : x
  2. Step 2: Convert to fraction form
    1,450,846.62/2,002,126.21 = 830,631.04/x
  3. Step 3: Cross multiply
    1,450,846.62x = 2,002,126.21 × 830,631.04
  4. Step 4: Simplify right side
    1,450,846.62x = 1,663,028,168,941.67
  5. Step 5: Solve for x
    x = 1,663,028,168,941.67/1,450,846.62
  6. Step 6: Final answer
    x = 1,146,246.71

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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.