Home / 2,508,949.55-3,462,421.41-1,421,220.87

Finding the Fourth Proportional to 2,508,949.55, 3,462,421.41 and 1,421,220.87

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Solution

The fourth proportional to 2,508,949.55, 3,462,421.41 and 1,421,220.87 is: 1,961,325.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508,949.55 : 3,462,421.41 = 1,421,220.87 : x
  2. Step 2: Convert to fraction form
    2,508,949.55/3,462,421.41 = 1,421,220.87/x
  3. Step 3: Cross multiply
    2,508,949.55x = 3,462,421.41 × 1,421,220.87
  4. Step 4: Simplify right side
    2,508,949.55x = 4,920,865,568,626.83
  5. Step 5: Solve for x
    x = 4,920,865,568,626.83/2,508,949.55
  6. Step 6: Final answer
    x = 1,961,325.03

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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.