Home / 1,984,686.88-2,738,987.52-1,169,434

Finding the Fourth Proportional to 1,984,686.88, 2,738,987.52 and 1,169,434

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Solution

The fourth proportional to 1,984,686.88, 2,738,987.52 and 1,169,434 is: 1,613,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,686.88 : 2,738,987.52 = 1,169,434 : x
  2. Step 2: Convert to fraction form
    1,984,686.88/2,738,987.52 = 1,169,434/x
  3. Step 3: Cross multiply
    1,984,686.88x = 2,738,987.52 × 1,169,434
  4. Step 4: Simplify right side
    1,984,686.88x = 3,203,065,131,463.68
  5. Step 5: Solve for x
    x = 3,203,065,131,463.68/1,984,686.88
  6. Step 6: Final answer
    x = 1,613,889.41

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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.