Home / 3,728,984.94-5,145,948.28-2,097,391.81

Finding the Fourth Proportional to 3,728,984.94, 5,145,948.28 and 2,097,391.81

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Solution

The fourth proportional to 3,728,984.94, 5,145,948.28 and 2,097,391.81 is: 2,894,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,984.94 : 5,145,948.28 = 2,097,391.81 : x
  2. Step 2: Convert to fraction form
    3,728,984.94/5,145,948.28 = 2,097,391.81/x
  3. Step 3: Cross multiply
    3,728,984.94x = 5,145,948.28 × 2,097,391.81
  4. Step 4: Simplify right side
    3,728,984.94x = 10,793,069,777,155.59
  5. Step 5: Solve for x
    x = 10,793,069,777,155.59/3,728,984.94
  6. Step 6: Final answer
    x = 2,894,372.05

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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.