Home / 1,538,997.71-2,308,744.62-474,039.27

Finding the Fourth Proportional to 1,538,997.71, 2,308,744.62 and 474,039.27

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Solution

The fourth proportional to 1,538,997.71, 2,308,744.62 and 474,039.27 is: 711,135.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,997.71 : 2,308,744.62 = 474,039.27 : x
  2. Step 2: Convert to fraction form
    1,538,997.71/2,308,744.62 = 474,039.27/x
  3. Step 3: Cross multiply
    1,538,997.71x = 2,308,744.62 × 474,039.27
  4. Step 4: Simplify right side
    1,538,997.71x = 1,094,435,614,281.23
  5. Step 5: Solve for x
    x = 1,094,435,614,281.23/1,538,997.71
  6. Step 6: Final answer
    x = 711,135.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.