Home / 2,479,090.05-3,421,313.73-1,376,578.41

Finding the Fourth Proportional to 2,479,090.05, 3,421,313.73 and 1,376,578.41

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Solution

The fourth proportional to 2,479,090.05, 3,421,313.73 and 1,376,578.41 is: 1,899,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,090.05 : 3,421,313.73 = 1,376,578.41 : x
  2. Step 2: Convert to fraction form
    2,479,090.05/3,421,313.73 = 1,376,578.41/x
  3. Step 3: Cross multiply
    2,479,090.05x = 3,421,313.73 × 1,376,578.41
  4. Step 4: Simplify right side
    2,479,090.05x = 4,709,706,614,554.57
  5. Step 5: Solve for x
    x = 4,709,706,614,554.57/2,479,090.05
  6. Step 6: Final answer
    x = 1,899,772.30

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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.