Home / 3,174,048.01-4,381,526.66-2,142,952.55

Finding the Fourth Proportional to 3,174,048.01, 4,381,526.66 and 2,142,952.55

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Solution

The fourth proportional to 3,174,048.01, 4,381,526.66 and 2,142,952.55 is: 2,958,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,048.01 : 4,381,526.66 = 2,142,952.55 : x
  2. Step 2: Convert to fraction form
    3,174,048.01/4,381,526.66 = 2,142,952.55/x
  3. Step 3: Cross multiply
    3,174,048.01x = 4,381,526.66 × 2,142,952.55
  4. Step 4: Simplify right side
    3,174,048.01x = 9,389,403,728,939.98
  5. Step 5: Solve for x
    x = 9,389,403,728,939.98/3,174,048.01
  6. Step 6: Final answer
    x = 2,958,179.49

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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.