Home / 1,911,414.81-2,867,028.78-713,243.73

Finding the Fourth Proportional to 1,911,414.81, 2,867,028.78 and 713,243.73

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Solution

The fourth proportional to 1,911,414.81, 2,867,028.78 and 713,243.73 is: 1,069,830.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,414.81 : 2,867,028.78 = 713,243.73 : x
  2. Step 2: Convert to fraction form
    1,911,414.81/2,867,028.78 = 713,243.73/x
  3. Step 3: Cross multiply
    1,911,414.81x = 2,867,028.78 × 713,243.73
  4. Step 4: Simplify right side
    1,911,414.81x = 2,044,890,301,064.55
  5. Step 5: Solve for x
    x = 2,044,890,301,064.55/1,911,414.81
  6. Step 6: Final answer
    x = 1,069,830.73

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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.