Home / 1,480,032.21-2,042,440.43-800,968.71

Finding the Fourth Proportional to 1,480,032.21, 2,042,440.43 and 800,968.71

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Solution

The fourth proportional to 1,480,032.21, 2,042,440.43 and 800,968.71 is: 1,105,334.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,032.21 : 2,042,440.43 = 800,968.71 : x
  2. Step 2: Convert to fraction form
    1,480,032.21/2,042,440.43 = 800,968.71/x
  3. Step 3: Cross multiply
    1,480,032.21x = 2,042,440.43 × 800,968.71
  4. Step 4: Simplify right side
    1,480,032.21x = 1,635,930,876,468.95
  5. Step 5: Solve for x
    x = 1,635,930,876,468.95/1,480,032.21
  6. Step 6: Final answer
    x = 1,105,334.64

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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.