Home / 1,213,467.30-1,820,896.43-493,676.19

Finding the Fourth Proportional to 1,213,467.30, 1,820,896.43 and 493,676.19

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Solution

The fourth proportional to 1,213,467.30, 1,820,896.43 and 493,676.19 is: 740,797.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,467.30 : 1,820,896.43 = 493,676.19 : x
  2. Step 2: Convert to fraction form
    1,213,467.30/1,820,896.43 = 493,676.19/x
  3. Step 3: Cross multiply
    1,213,467.30x = 1,820,896.43 × 493,676.19
  4. Step 4: Simplify right side
    1,213,467.30x = 898,933,209,478.62
  5. Step 5: Solve for x
    x = 898,933,209,478.62/1,213,467.30
  6. Step 6: Final answer
    x = 740,797.23

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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.