Home / 3,828,773.88-5,283,742.86-2,109,956.04

Finding the Fourth Proportional to 3,828,773.88, 5,283,742.86 and 2,109,956.04

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Solution

The fourth proportional to 3,828,773.88, 5,283,742.86 and 2,109,956.04 is: 2,911,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,773.88 : 5,283,742.86 = 2,109,956.04 : x
  2. Step 2: Convert to fraction form
    3,828,773.88/5,283,742.86 = 2,109,956.04/x
  3. Step 3: Cross multiply
    3,828,773.88x = 5,283,742.86 × 2,109,956.04
  4. Step 4: Simplify right side
    3,828,773.88x = 11,148,465,161,263.88
  5. Step 5: Solve for x
    x = 11,148,465,161,263.88/3,828,773.88
  6. Step 6: Final answer
    x = 2,911,758.57

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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.