Home / 4,620,401-6,373,593.38-2,686,447.72

Finding the Fourth Proportional to 4,620,401, 6,373,593.38 and 2,686,447.72

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Solution

The fourth proportional to 4,620,401, 6,373,593.38 and 2,686,447.72 is: 3,705,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,401 : 6,373,593.38 = 2,686,447.72 : x
  2. Step 2: Convert to fraction form
    4,620,401/6,373,593.38 = 2,686,447.72/x
  3. Step 3: Cross multiply
    4,620,401x = 6,373,593.38 × 2,686,447.72
  4. Step 4: Simplify right side
    4,620,401x = 17,122,325,403,908.09
  5. Step 5: Solve for x
    x = 17,122,325,403,908.09/4,620,401
  6. Step 6: Final answer
    x = 3,705,809.39

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Double scale
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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.