Home / 2,990,379.88-4,485,527.58-1,392,049

Finding the Fourth Proportional to 2,990,379.88, 4,485,527.58 and 1,392,049

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Solution

The fourth proportional to 2,990,379.88, 4,485,527.58 and 1,392,049 is: 2,088,053.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,379.88 : 4,485,527.58 = 1,392,049 : x
  2. Step 2: Convert to fraction form
    2,990,379.88/4,485,527.58 = 1,392,049/x
  3. Step 3: Cross multiply
    2,990,379.88x = 4,485,527.58 × 1,392,049
  4. Step 4: Simplify right side
    2,990,379.88x = 6,244,074,182,211.42
  5. Step 5: Solve for x
    x = 6,244,074,182,211.42/2,990,379.88
  6. Step 6: Final answer
    x = 2,088,053.84

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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.