Home / 1,230,977.36-1,846,180.92-389,372.24

Finding the Fourth Proportional to 1,230,977.36, 1,846,180.92 and 389,372.24

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Solution

The fourth proportional to 1,230,977.36, 1,846,180.92 and 389,372.24 is: 583,968.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,977.36 : 1,846,180.92 = 389,372.24 : x
  2. Step 2: Convert to fraction form
    1,230,977.36/1,846,180.92 = 389,372.24/x
  3. Step 3: Cross multiply
    1,230,977.36x = 1,846,180.92 × 389,372.24
  4. Step 4: Simplify right side
    1,230,977.36x = 718,851,600,265.66
  5. Step 5: Solve for x
    x = 718,851,600,265.66/1,230,977.36
  6. Step 6: Final answer
    x = 583,968.17

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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.