Home / 3,821,778.61-5,273,957.55-2,079,373.84

Finding the Fourth Proportional to 3,821,778.61, 5,273,957.55 and 2,079,373.84

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Solution

The fourth proportional to 3,821,778.61, 5,273,957.55 and 2,079,373.84 is: 2,869,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,778.61 : 5,273,957.55 = 2,079,373.84 : x
  2. Step 2: Convert to fraction form
    3,821,778.61/5,273,957.55 = 2,079,373.84/x
  3. Step 3: Cross multiply
    3,821,778.61x = 5,273,957.55 × 2,079,373.84
  4. Step 4: Simplify right side
    3,821,778.61x = 10,966,529,362,740.49
  5. Step 5: Solve for x
    x = 10,966,529,362,740.49/3,821,778.61
  6. Step 6: Final answer
    x = 2,869,483.16

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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.