Home / 1,208,080.74-1,812,131.79-366,632.34

Finding the Fourth Proportional to 1,208,080.74, 1,812,131.79 and 366,632.34

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Solution

The fourth proportional to 1,208,080.74, 1,812,131.79 and 366,632.34 is: 549,951.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,080.74 : 1,812,131.79 = 366,632.34 : x
  2. Step 2: Convert to fraction form
    1,208,080.74/1,812,131.79 = 366,632.34/x
  3. Step 3: Cross multiply
    1,208,080.74x = 1,812,131.79 × 366,632.34
  4. Step 4: Simplify right side
    1,208,080.74x = 664,386,118,556.09
  5. Step 5: Solve for x
    x = 664,386,118,556.09/1,208,080.74
  6. Step 6: Final answer
    x = 549,951.75

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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.