Home / 2,754,076.29-3,800,974.78-1,666,356.81

Finding the Fourth Proportional to 2,754,076.29, 3,800,974.78 and 1,666,356.81

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Solution

The fourth proportional to 2,754,076.29, 3,800,974.78 and 1,666,356.81 is: 2,299,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,076.29 : 3,800,974.78 = 1,666,356.81 : x
  2. Step 2: Convert to fraction form
    2,754,076.29/3,800,974.78 = 1,666,356.81/x
  3. Step 3: Cross multiply
    2,754,076.29x = 3,800,974.78 × 1,666,356.81
  4. Step 4: Simplify right side
    2,754,076.29x = 6,333,780,209,291.25
  5. Step 5: Solve for x
    x = 6,333,780,209,291.25/2,754,076.29
  6. Step 6: Final answer
    x = 2,299,783.86

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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.