Home / 3,284,805.40-4,929,972.90-1,603,346.20

Finding the Fourth Proportional to 3,284,805.40, 4,929,972.90 and 1,603,346.20

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Solution

The fourth proportional to 3,284,805.40, 4,929,972.90 and 1,603,346.20 is: 2,406,368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284,805.40 : 4,929,972.90 = 1,603,346.20 : x
  2. Step 2: Convert to fraction form
    3,284,805.40/4,929,972.90 = 1,603,346.20/x
  3. Step 3: Cross multiply
    3,284,805.40x = 4,929,972.90 × 1,603,346.20
  4. Step 4: Simplify right side
    3,284,805.40x = 7,904,453,315,317.98
  5. Step 5: Solve for x
    x = 7,904,453,315,317.98/3,284,805.40
  6. Step 6: Final answer
    x = 2,406,368.83

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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.