Home / 3,590,887-4,955,424.18-1,981,255

Finding the Fourth Proportional to 3,590,887, 4,955,424.18 and 1,981,255

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Solution

The fourth proportional to 3,590,887, 4,955,424.18 and 1,981,255 is: 2,734,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590,887 : 4,955,424.18 = 1,981,255 : x
  2. Step 2: Convert to fraction form
    3,590,887/4,955,424.18 = 1,981,255/x
  3. Step 3: Cross multiply
    3,590,887x = 4,955,424.18 × 1,981,255
  4. Step 4: Simplify right side
    3,590,887x = 9,817,958,933,745.90
  5. Step 5: Solve for x
    x = 9,817,958,933,745.90/3,590,887
  6. Step 6: Final answer
    x = 2,734,131.97

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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.