Home / 2,018,505.76-3,024,331.16-1,218,105.44

Finding the Fourth Proportional to 2,018,505.76, 3,024,331.16 and 1,218,105.44

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Solution

The fourth proportional to 2,018,505.76, 3,024,331.16 and 1,218,105.44 is: 1,825,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,505.76 : 3,024,331.16 = 1,218,105.44 : x
  2. Step 2: Convert to fraction form
    2,018,505.76/3,024,331.16 = 1,218,105.44/x
  3. Step 3: Cross multiply
    2,018,505.76x = 3,024,331.16 × 1,218,105.44
  4. Step 4: Simplify right side
    2,018,505.76x = 3,683,954,238,357.51
  5. Step 5: Solve for x
    x = 3,683,954,238,357.51/2,018,505.76
  6. Step 6: Final answer
    x = 1,825,089.78

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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.