Home / 1,165,786.40-1,749,457.20-534,375.20

Finding the Fourth Proportional to 1,165,786.40, 1,749,457.20 and 534,375.20

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Solution

The fourth proportional to 1,165,786.40, 1,749,457.20 and 534,375.20 is: 801,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,786.40 : 1,749,457.20 = 534,375.20 : x
  2. Step 2: Convert to fraction form
    1,165,786.40/1,749,457.20 = 534,375.20/x
  3. Step 3: Cross multiply
    1,165,786.40x = 1,749,457.20 × 534,375.20
  4. Step 4: Simplify right side
    1,165,786.40x = 934,866,541,141.44
  5. Step 5: Solve for x
    x = 934,866,541,141.44/1,165,786.40
  6. Step 6: Final answer
    x = 801,919.24

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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.