Home / 1,603,379.88-2,404,985.58-538,443.72

Finding the Fourth Proportional to 1,603,379.88, 2,404,985.58 and 538,443.72

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Solution

The fourth proportional to 1,603,379.88, 2,404,985.58 and 538,443.72 is: 807,637.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,379.88 : 2,404,985.58 = 538,443.72 : x
  2. Step 2: Convert to fraction form
    1,603,379.88/2,404,985.58 = 538,443.72/x
  3. Step 3: Cross multiply
    1,603,379.88x = 2,404,985.58 × 538,443.72
  4. Step 4: Simplify right side
    1,603,379.88x = 1,294,949,382,241.56
  5. Step 5: Solve for x
    x = 1,294,949,382,241.56/1,603,379.88
  6. Step 6: Final answer
    x = 807,637.29

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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.