Home / 2,206,963.42-3,045,512.37-1,289,277.52

Finding the Fourth Proportional to 2,206,963.42, 3,045,512.37 and 1,289,277.52

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Solution

The fourth proportional to 2,206,963.42, 3,045,512.37 and 1,289,277.52 is: 1,779,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,963.42 : 3,045,512.37 = 1,289,277.52 : x
  2. Step 2: Convert to fraction form
    2,206,963.42/3,045,512.37 = 1,289,277.52/x
  3. Step 3: Cross multiply
    2,206,963.42x = 3,045,512.37 × 1,289,277.52
  4. Step 4: Simplify right side
    2,206,963.42x = 3,926,510,635,522.92
  5. Step 5: Solve for x
    x = 3,926,510,635,522.92/2,206,963.42
  6. Step 6: Final answer
    x = 1,779,146.22

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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.