Home / 1,480,031.65-2,042,443.66-800,968.15

Finding the Fourth Proportional to 1,480,031.65, 2,042,443.66 and 800,968.15

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Solution

The fourth proportional to 1,480,031.65, 2,042,443.66 and 800,968.15 is: 1,105,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,031.65 : 2,042,443.66 = 800,968.15 : x
  2. Step 2: Convert to fraction form
    1,480,031.65/2,042,443.66 = 800,968.15/x
  3. Step 3: Cross multiply
    1,480,031.65x = 2,042,443.66 × 800,968.15
  4. Step 4: Simplify right side
    1,480,031.65x = 1,635,932,321,881.88
  5. Step 5: Solve for x
    x = 1,635,932,321,881.88/1,480,031.65
  6. Step 6: Final answer
    x = 1,105,336.04

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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.