Home / 3,087,855.36-4,628,718-1,465,781.76

Finding the Fourth Proportional to 3,087,855.36, 4,628,718 and 1,465,781.76

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Solution

The fourth proportional to 3,087,855.36, 4,628,718 and 1,465,781.76 is: 2,197,217.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,855.36 : 4,628,718 = 1,465,781.76 : x
  2. Step 2: Convert to fraction form
    3,087,855.36/4,628,718 = 1,465,781.76/x
  3. Step 3: Cross multiply
    3,087,855.36x = 4,628,718 × 1,465,781.76
  4. Step 4: Simplify right side
    3,087,855.36x = 6,784,690,416,583.68
  5. Step 5: Solve for x
    x = 6,784,690,416,583.68/3,087,855.36
  6. Step 6: Final answer
    x = 2,197,217.69

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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.