Home / 1,464,872.27-2,021,523.45-811,540.75

Finding the Fourth Proportional to 1,464,872.27, 2,021,523.45 and 811,540.75

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Solution

The fourth proportional to 1,464,872.27, 2,021,523.45 and 811,540.75 is: 1,119,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,872.27 : 2,021,523.45 = 811,540.75 : x
  2. Step 2: Convert to fraction form
    1,464,872.27/2,021,523.45 = 811,540.75/x
  3. Step 3: Cross multiply
    1,464,872.27x = 2,021,523.45 × 811,540.75
  4. Step 4: Simplify right side
    1,464,872.27x = 1,640,548,662,325.77
  5. Step 5: Solve for x
    x = 1,640,548,662,325.77/1,464,872.27
  6. Step 6: Final answer
    x = 1,119,926.08

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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.