Home / 1,538,762.62-2,308,145.73-401,523.98

Finding the Fourth Proportional to 1,538,762.62, 2,308,145.73 and 401,523.98

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Solution

The fourth proportional to 1,538,762.62, 2,308,145.73 and 401,523.98 is: 602,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,762.62 : 2,308,145.73 = 401,523.98 : x
  2. Step 2: Convert to fraction form
    1,538,762.62/2,308,145.73 = 401,523.98/x
  3. Step 3: Cross multiply
    1,538,762.62x = 2,308,145.73 × 401,523.98
  4. Step 4: Simplify right side
    1,538,762.62x = 926,775,865,699.97
  5. Step 5: Solve for x
    x = 926,775,865,699.97/1,538,762.62
  6. Step 6: Final answer
    x = 602,286.44

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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.