Home / 1,538,399.52-2,307,600.90-401,160.74

Finding the Fourth Proportional to 1,538,399.52, 2,307,600.90 and 401,160.74

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Solution

The fourth proportional to 1,538,399.52, 2,307,600.90 and 401,160.74 is: 601,741.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,399.52 : 2,307,600.90 = 401,160.74 : x
  2. Step 2: Convert to fraction form
    1,538,399.52/2,307,600.90 = 401,160.74/x
  3. Step 3: Cross multiply
    1,538,399.52x = 2,307,600.90 × 401,160.74
  4. Step 4: Simplify right side
    1,538,399.52x = 925,718,873,130.66
  5. Step 5: Solve for x
    x = 925,718,873,130.66/1,538,399.52
  6. Step 6: Final answer
    x = 601,741.52

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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.