Home / 1,977,494-2,965,191.24-911,987.60

Finding the Fourth Proportional to 1,977,494, 2,965,191.24 and 911,987.60

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Solution

The fourth proportional to 1,977,494, 2,965,191.24 and 911,987.60 is: 1,367,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,494 : 2,965,191.24 = 911,987.60 : x
  2. Step 2: Convert to fraction form
    1,977,494/2,965,191.24 = 911,987.60/x
  3. Step 3: Cross multiply
    1,977,494x = 2,965,191.24 × 911,987.60
  4. Step 4: Simplify right side
    1,977,494x = 2,704,217,642,508.62
  5. Step 5: Solve for x
    x = 2,704,217,642,508.62/1,977,494
  6. Step 6: Final answer
    x = 1,367,497.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.