Home / 1,439,267.40-1,986,180.48-794,682.36

Finding the Fourth Proportional to 1,439,267.40, 1,986,180.48 and 794,682.36

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Solution

The fourth proportional to 1,439,267.40, 1,986,180.48 and 794,682.36 is: 1,096,656.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,267.40 : 1,986,180.48 = 794,682.36 : x
  2. Step 2: Convert to fraction form
    1,439,267.40/1,986,180.48 = 794,682.36/x
  3. Step 3: Cross multiply
    1,439,267.40x = 1,986,180.48 × 794,682.36
  4. Step 4: Simplify right side
    1,439,267.40x = 1,578,382,591,232.33
  5. Step 5: Solve for x
    x = 1,578,382,591,232.33/1,439,267.40
  6. Step 6: Final answer
    x = 1,096,656.95

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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.