Home / 4,990,307.68-6,886,665.78-2,755,157.24

Finding the Fourth Proportional to 4,990,307.68, 6,886,665.78 and 2,755,157.24

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Solution

The fourth proportional to 4,990,307.68, 6,886,665.78 and 2,755,157.24 is: 3,802,139.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,307.68 : 6,886,665.78 = 2,755,157.24 : x
  2. Step 2: Convert to fraction form
    4,990,307.68/6,886,665.78 = 2,755,157.24/x
  3. Step 3: Cross multiply
    4,990,307.68x = 6,886,665.78 × 2,755,157.24
  4. Step 4: Simplify right side
    4,990,307.68x = 18,973,847,083,227.25
  5. Step 5: Solve for x
    x = 18,973,847,083,227.25/4,990,307.68
  6. Step 6: Final answer
    x = 3,802,139.73

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1.5x scale

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.