Home / 3,754,747.81-5,181,334.48-2,123,497.31

Finding the Fourth Proportional to 3,754,747.81, 5,181,334.48 and 2,123,497.31

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Solution

The fourth proportional to 3,754,747.81, 5,181,334.48 and 2,123,497.31 is: 2,930,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,747.81 : 5,181,334.48 = 2,123,497.31 : x
  2. Step 2: Convert to fraction form
    3,754,747.81/5,181,334.48 = 2,123,497.31/x
  3. Step 3: Cross multiply
    3,754,747.81x = 5,181,334.48 × 2,123,497.31
  4. Step 4: Simplify right side
    3,754,747.81x = 11,002,549,819,872.76
  5. Step 5: Solve for x
    x = 11,002,549,819,872.76/3,754,747.81
  6. Step 6: Final answer
    x = 2,930,303.28

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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.