Home / 2,195,943.84-3,289,118.48-912,660.54

Finding the Fourth Proportional to 2,195,943.84, 3,289,118.48 and 912,660.54

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Solution

The fourth proportional to 2,195,943.84, 3,289,118.48 and 912,660.54 is: 1,366,997.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,943.84 : 3,289,118.48 = 912,660.54 : x
  2. Step 2: Convert to fraction form
    2,195,943.84/3,289,118.48 = 912,660.54/x
  3. Step 3: Cross multiply
    2,195,943.84x = 3,289,118.48 × 912,660.54
  4. Step 4: Simplify right side
    2,195,943.84x = 3,001,848,648,080.78
  5. Step 5: Solve for x
    x = 3,001,848,648,080.78/2,195,943.84
  6. Step 6: Final answer
    x = 1,366,997.00

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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.