Home / 1,943,468.86-2,682,847.02-1,255,476.17

Finding the Fourth Proportional to 1,943,468.86, 2,682,847.02 and 1,255,476.17

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Solution

The fourth proportional to 1,943,468.86, 2,682,847.02 and 1,255,476.17 is: 1,733,112.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,468.86 : 2,682,847.02 = 1,255,476.17 : x
  2. Step 2: Convert to fraction form
    1,943,468.86/2,682,847.02 = 1,255,476.17/x
  3. Step 3: Cross multiply
    1,943,468.86x = 2,682,847.02 × 1,255,476.17
  4. Step 4: Simplify right side
    1,943,468.86x = 3,368,250,505,718.61
  5. Step 5: Solve for x
    x = 3,368,250,505,718.61/1,943,468.86
  6. Step 6: Final answer
    x = 1,733,112.67

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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.