Home / 1,236,550.57-1,706,457.45-720,291.00

Finding the Fourth Proportional to 1,236,550.57, 1,706,457.45 and 720,291.00

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Solution

The fourth proportional to 1,236,550.57, 1,706,457.45 and 720,291.00 is: 994,011.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,550.57 : 1,706,457.45 = 720,291.00 : x
  2. Step 2: Convert to fraction form
    1,236,550.57/1,706,457.45 = 720,291.00/x
  3. Step 3: Cross multiply
    1,236,550.57x = 1,706,457.45 × 720,291.00
  4. Step 4: Simplify right side
    1,236,550.57x = 1,229,145,940,593.62
  5. Step 5: Solve for x
    x = 1,229,145,940,593.62/1,236,550.57
  6. Step 6: Final answer
    x = 994,011.86

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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.