Home / 3,540,363.40-5,310,545.10-2,420,619.40

Finding the Fourth Proportional to 3,540,363.40, 5,310,545.10 and 2,420,619.40

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Solution

The fourth proportional to 3,540,363.40, 5,310,545.10 and 2,420,619.40 is: 3,630,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,363.40 : 5,310,545.10 = 2,420,619.40 : x
  2. Step 2: Convert to fraction form
    3,540,363.40/5,310,545.10 = 2,420,619.40/x
  3. Step 3: Cross multiply
    3,540,363.40x = 5,310,545.10 × 2,420,619.40
  4. Step 4: Simplify right side
    3,540,363.40x = 12,854,808,493,634.94
  5. Step 5: Solve for x
    x = 12,854,808,493,634.94/3,540,363.40
  6. Step 6: Final answer
    x = 3,630,929.10

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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.