Home / 2,147,740.61-2,963,855.45-1,180,862.43

Finding the Fourth Proportional to 2,147,740.61, 2,963,855.45 and 1,180,862.43

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Solution

The fourth proportional to 2,147,740.61, 2,963,855.45 and 1,180,862.43 is: 1,629,575.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,740.61 : 2,963,855.45 = 1,180,862.43 : x
  2. Step 2: Convert to fraction form
    2,147,740.61/2,963,855.45 = 1,180,862.43/x
  3. Step 3: Cross multiply
    2,147,740.61x = 2,963,855.45 × 1,180,862.43
  4. Step 4: Simplify right side
    2,147,740.61x = 3,499,905,542,951.43
  5. Step 5: Solve for x
    x = 3,499,905,542,951.43/2,147,740.61
  6. Step 6: Final answer
    x = 1,629,575.53

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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.