Home / 1,603,212.32-2,404,935.12-538,245.38

Finding the Fourth Proportional to 1,603,212.32, 2,404,935.12 and 538,245.38

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Solution

The fourth proportional to 1,603,212.32, 2,404,935.12 and 538,245.38 is: 807,407.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,212.32 : 2,404,935.12 = 538,245.38 : x
  2. Step 2: Convert to fraction form
    1,603,212.32/2,404,935.12 = 538,245.38/x
  3. Step 3: Cross multiply
    1,603,212.32x = 2,404,935.12 × 538,245.38
  4. Step 4: Simplify right side
    1,603,212.32x = 1,294,445,217,539.75
  5. Step 5: Solve for x
    x = 1,294,445,217,539.75/1,603,212.32
  6. Step 6: Final answer
    x = 807,407.23

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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.