Home / 3,616,401.87-4,990,271.09-2,166,060.02

Finding the Fourth Proportional to 3,616,401.87, 4,990,271.09 and 2,166,060.02

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Solution

The fourth proportional to 3,616,401.87, 4,990,271.09 and 2,166,060.02 is: 2,988,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,401.87 : 4,990,271.09 = 2,166,060.02 : x
  2. Step 2: Convert to fraction form
    3,616,401.87/4,990,271.09 = 2,166,060.02/x
  3. Step 3: Cross multiply
    3,616,401.87x = 4,990,271.09 × 2,166,060.02
  4. Step 4: Simplify right side
    3,616,401.87x = 10,809,226,661,229.17
  5. Step 5: Solve for x
    x = 10,809,226,661,229.17/3,616,401.87
  6. Step 6: Final answer
    x = 2,988,945.10

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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.