Home / 2,508,191.82-3,461,188.68-1,420,471.20

Finding the Fourth Proportional to 2,508,191.82, 3,461,188.68 and 1,420,471.20

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Solution

The fourth proportional to 2,508,191.82, 3,461,188.68 and 1,420,471.20 is: 1,960,184.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508,191.82 : 3,461,188.68 = 1,420,471.20 : x
  2. Step 2: Convert to fraction form
    2,508,191.82/3,461,188.68 = 1,420,471.20/x
  3. Step 3: Cross multiply
    2,508,191.82x = 3,461,188.68 × 1,420,471.20
  4. Step 4: Simplify right side
    2,508,191.82x = 4,916,518,837,706.02
  5. Step 5: Solve for x
    x = 4,916,518,837,706.02/2,508,191.82
  6. Step 6: Final answer
    x = 1,960,184.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.