Home / 2,109,268.84-2,911,046.66-1,191,536.68

Finding the Fourth Proportional to 2,109,268.84, 2,911,046.66 and 1,191,536.68

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Solution

The fourth proportional to 2,109,268.84, 2,911,046.66 and 1,191,536.68 is: 1,644,465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,268.84 : 2,911,046.66 = 1,191,536.68 : x
  2. Step 2: Convert to fraction form
    2,109,268.84/2,911,046.66 = 1,191,536.68/x
  3. Step 3: Cross multiply
    2,109,268.84x = 2,911,046.66 × 1,191,536.68
  4. Step 4: Simplify right side
    2,109,268.84x = 3,468,618,872,581.49
  5. Step 5: Solve for x
    x = 3,468,618,872,581.49/2,109,268.84
  6. Step 6: Final answer
    x = 1,644,465.04

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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.