Home / 4,000,298.82-5,520,412.36-2,164,757.10

Finding the Fourth Proportional to 4,000,298.82, 5,520,412.36 and 2,164,757.10

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Solution

The fourth proportional to 4,000,298.82, 5,520,412.36 and 2,164,757.10 is: 2,987,364.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,298.82 : 5,520,412.36 = 2,164,757.10 : x
  2. Step 2: Convert to fraction form
    4,000,298.82/5,520,412.36 = 2,164,757.10/x
  3. Step 3: Cross multiply
    4,000,298.82x = 5,520,412.36 × 2,164,757.10
  4. Step 4: Simplify right side
    4,000,298.82x = 11,950,351,833,242.16
  5. Step 5: Solve for x
    x = 11,950,351,833,242.16/4,000,298.82
  6. Step 6: Final answer
    x = 2,987,364.79

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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.