Home / 1,195,189.20-1,649,313.12-651,313.41

Finding the Fourth Proportional to 1,195,189.20, 1,649,313.12 and 651,313.41

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Solution

The fourth proportional to 1,195,189.20, 1,649,313.12 and 651,313.41 is: 898,786.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,189.20 : 1,649,313.12 = 651,313.41 : x
  2. Step 2: Convert to fraction form
    1,195,189.20/1,649,313.12 = 651,313.41/x
  3. Step 3: Cross multiply
    1,195,189.20x = 1,649,313.12 × 651,313.41
  4. Step 4: Simplify right side
    1,195,189.20x = 1,074,219,752,344.94
  5. Step 5: Solve for x
    x = 1,074,219,752,344.94/1,195,189.20
  6. Step 6: Final answer
    x = 898,786.36

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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.