Home / 1,314,008.80-1,967,326.80-1,277,144.80

Finding the Fourth Proportional to 1,314,008.80, 1,967,326.80 and 1,277,144.80

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Solution

The fourth proportional to 1,314,008.80, 1,967,326.80 and 1,277,144.80 is: 1,912,134.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,008.80 : 1,967,326.80 = 1,277,144.80 : x
  2. Step 2: Convert to fraction form
    1,314,008.80/1,967,326.80 = 1,277,144.80/x
  3. Step 3: Cross multiply
    1,314,008.80x = 1,967,326.80 × 1,277,144.80
  4. Step 4: Simplify right side
    1,314,008.80x = 2,512,561,192,520.64
  5. Step 5: Solve for x
    x = 2,512,561,192,520.64/1,314,008.80
  6. Step 6: Final answer
    x = 1,912,134.22

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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.