Home / 3,963,781.80-5,945,672.70-2,074,213.80

Finding the Fourth Proportional to 3,963,781.80, 5,945,672.70 and 2,074,213.80

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Solution

The fourth proportional to 3,963,781.80, 5,945,672.70 and 2,074,213.80 is: 3,111,320.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,781.80 : 5,945,672.70 = 2,074,213.80 : x
  2. Step 2: Convert to fraction form
    3,963,781.80/5,945,672.70 = 2,074,213.80/x
  3. Step 3: Cross multiply
    3,963,781.80x = 5,945,672.70 × 2,074,213.80
  4. Step 4: Simplify right side
    3,963,781.80x = 12,332,596,364,623.26
  5. Step 5: Solve for x
    x = 12,332,596,364,623.26/3,963,781.80
  6. Step 6: Final answer
    x = 3,111,320.70

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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.