Home / 1,948,046.48-2,923,426.20-685,975.76

Finding the Fourth Proportional to 1,948,046.48, 2,923,426.20 and 685,975.76

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Solution

The fourth proportional to 1,948,046.48, 2,923,426.20 and 685,975.76 is: 1,029,441.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,046.48 : 2,923,426.20 = 685,975.76 : x
  2. Step 2: Convert to fraction form
    1,948,046.48/2,923,426.20 = 685,975.76/x
  3. Step 3: Cross multiply
    1,948,046.48x = 2,923,426.20 × 685,975.76
  4. Step 4: Simplify right side
    1,948,046.48x = 2,005,399,509,348.91
  5. Step 5: Solve for x
    x = 2,005,399,509,348.91/1,948,046.48
  6. Step 6: Final answer
    x = 1,029,441.30

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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.