Home / 3,828,666.03-5,283,491.34-2,086,350.78

Finding the Fourth Proportional to 3,828,666.03, 5,283,491.34 and 2,086,350.78

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Solution

The fourth proportional to 3,828,666.03, 5,283,491.34 and 2,086,350.78 is: 2,879,127.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,666.03 : 5,283,491.34 = 2,086,350.78 : x
  2. Step 2: Convert to fraction form
    3,828,666.03/5,283,491.34 = 2,086,350.78/x
  3. Step 3: Cross multiply
    3,828,666.03x = 5,283,491.34 × 2,086,350.78
  4. Step 4: Simplify right side
    3,828,666.03x = 11,023,216,305,969.15
  5. Step 5: Solve for x
    x = 11,023,216,305,969.15/3,828,666.03
  6. Step 6: Final answer
    x = 2,879,127.15

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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.