Home / 3,828,791.40-5,283,663.71-2,086,475.93

Finding the Fourth Proportional to 3,828,791.40, 5,283,663.71 and 2,086,475.93

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Solution

The fourth proportional to 3,828,791.40, 5,283,663.71 and 2,086,475.93 is: 2,879,299.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,791.40 : 5,283,663.71 = 2,086,475.93 : x
  2. Step 2: Convert to fraction form
    3,828,791.40/5,283,663.71 = 2,086,475.93/x
  3. Step 3: Cross multiply
    3,828,791.40x = 5,283,663.71 × 2,086,475.93
  4. Step 4: Simplify right side
    3,828,791.40x = 11,024,237,116,278.80
  5. Step 5: Solve for x
    x = 11,024,237,116,278.80/3,828,791.40
  6. Step 6: Final answer
    x = 2,879,299.49

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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.