Home / 1,213,631.46-1,820,809.26-360,731.34

Finding the Fourth Proportional to 1,213,631.46, 1,820,809.26 and 360,731.34

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Solution

The fourth proportional to 1,213,631.46, 1,820,809.26 and 360,731.34 is: 541,204.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,631.46 : 1,820,809.26 = 360,731.34 : x
  2. Step 2: Convert to fraction form
    1,213,631.46/1,820,809.26 = 360,731.34/x
  3. Step 3: Cross multiply
    1,213,631.46x = 1,820,809.26 × 360,731.34
  4. Step 4: Simplify right side
    1,213,631.46x = 656,822,964,244.21
  5. Step 5: Solve for x
    x = 656,822,964,244.21/1,213,631.46
  6. Step 6: Final answer
    x = 541,204.63

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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.