Home / 4,549,742.46-6,826,723.74-1,990,620.36

Finding the Fourth Proportional to 4,549,742.46, 6,826,723.74 and 1,990,620.36

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Solution

The fourth proportional to 4,549,742.46, 6,826,723.74 and 1,990,620.36 is: 2,986,853.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549,742.46 : 6,826,723.74 = 1,990,620.36 : x
  2. Step 2: Convert to fraction form
    4,549,742.46/6,826,723.74 = 1,990,620.36/x
  3. Step 3: Cross multiply
    4,549,742.46x = 6,826,723.74 × 1,990,620.36
  4. Step 4: Simplify right side
    4,549,742.46x = 13,589,415,268,939.35
  5. Step 5: Solve for x
    x = 13,589,415,268,939.35/4,549,742.46
  6. Step 6: Final answer
    x = 2,986,853.74

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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.