Home / 1,380,391.16-2,070,337.41-482,089.79

Finding the Fourth Proportional to 1,380,391.16, 2,070,337.41 and 482,089.79

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Solution

The fourth proportional to 1,380,391.16, 2,070,337.41 and 482,089.79 is: 723,047.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,391.16 : 2,070,337.41 = 482,089.79 : x
  2. Step 2: Convert to fraction form
    1,380,391.16/2,070,337.41 = 482,089.79/x
  3. Step 3: Cross multiply
    1,380,391.16x = 2,070,337.41 × 482,089.79
  4. Step 4: Simplify right side
    1,380,391.16x = 998,088,532,391.89
  5. Step 5: Solve for x
    x = 998,088,532,391.89/1,380,391.16
  6. Step 6: Final answer
    x = 723,047.62

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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.