Home / 2,057,865.96-2,839,625.24-1,139,867.36

Finding the Fourth Proportional to 2,057,865.96, 2,839,625.24 and 1,139,867.36

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Solution

The fourth proportional to 2,057,865.96, 2,839,625.24 and 1,139,867.36 is: 1,572,889.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,865.96 : 2,839,625.24 = 1,139,867.36 : x
  2. Step 2: Convert to fraction form
    2,057,865.96/2,839,625.24 = 1,139,867.36/x
  3. Step 3: Cross multiply
    2,057,865.96x = 2,839,625.24 × 1,139,867.36
  4. Step 4: Simplify right side
    2,057,865.96x = 3,236,796,105,810.70
  5. Step 5: Solve for x
    x = 3,236,796,105,810.70/2,057,865.96
  6. Step 6: Final answer
    x = 1,572,889.67

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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.