Home / 3,681,994.32-5,078,534.76-2,457,682.56

Finding the Fourth Proportional to 3,681,994.32, 5,078,534.76 and 2,457,682.56

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Solution

The fourth proportional to 3,681,994.32, 5,078,534.76 and 2,457,682.56 is: 3,389,854.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,994.32 : 5,078,534.76 = 2,457,682.56 : x
  2. Step 2: Convert to fraction form
    3,681,994.32/5,078,534.76 = 2,457,682.56/x
  3. Step 3: Cross multiply
    3,681,994.32x = 5,078,534.76 × 2,457,682.56
  4. Step 4: Simplify right side
    3,681,994.32x = 12,481,426,310,005.79
  5. Step 5: Solve for x
    x = 12,481,426,310,005.79/3,681,994.32
  6. Step 6: Final answer
    x = 3,389,854.85

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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.