Home / 2,232,161.46-3,080,367.63-1,213,566.21

Finding the Fourth Proportional to 2,232,161.46, 3,080,367.63 and 1,213,566.21

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Solution

The fourth proportional to 2,232,161.46, 3,080,367.63 and 1,213,566.21 is: 1,674,713.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232,161.46 : 3,080,367.63 = 1,213,566.21 : x
  2. Step 2: Convert to fraction form
    2,232,161.46/3,080,367.63 = 1,213,566.21/x
  3. Step 3: Cross multiply
    2,232,161.46x = 3,080,367.63 × 1,213,566.21
  4. Step 4: Simplify right side
    2,232,161.46x = 3,738,230,070,145.78
  5. Step 5: Solve for x
    x = 3,738,230,070,145.78/2,232,161.46
  6. Step 6: Final answer
    x = 1,674,713.11

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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.