Home / 2,553,687.81-3,524,112.81-1,407,809.16

Finding the Fourth Proportional to 2,553,687.81, 3,524,112.81 and 1,407,809.16

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Solution

The fourth proportional to 2,553,687.81, 3,524,112.81 and 1,407,809.16 is: 1,942,789.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,687.81 : 3,524,112.81 = 1,407,809.16 : x
  2. Step 2: Convert to fraction form
    2,553,687.81/3,524,112.81 = 1,407,809.16/x
  3. Step 3: Cross multiply
    2,553,687.81x = 3,524,112.81 × 1,407,809.16
  4. Step 4: Simplify right side
    2,553,687.81x = 4,961,278,294,791.34
  5. Step 5: Solve for x
    x = 4,961,278,294,791.34/2,553,687.81
  6. Step 6: Final answer
    x = 1,942,789.67

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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.