Home / 1,430,306.20-2,147,334.42-959,100.04

Finding the Fourth Proportional to 1,430,306.20, 2,147,334.42 and 959,100.04

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Solution

The fourth proportional to 1,430,306.20, 2,147,334.42 and 959,100.04 is: 1,439,907.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,306.20 : 2,147,334.42 = 959,100.04 : x
  2. Step 2: Convert to fraction form
    1,430,306.20/2,147,334.42 = 959,100.04/x
  3. Step 3: Cross multiply
    1,430,306.20x = 2,147,334.42 × 959,100.04
  4. Step 4: Simplify right side
    1,430,306.20x = 2,059,508,528,115.38
  5. Step 5: Solve for x
    x = 2,059,508,528,115.38/1,430,306.20
  6. Step 6: Final answer
    x = 1,439,907.43

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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.