Home / 1,720,255.28-2,580,418.36-626,002.64

Finding the Fourth Proportional to 1,720,255.28, 2,580,418.36 and 626,002.64

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Solution

The fourth proportional to 1,720,255.28, 2,580,418.36 and 626,002.64 is: 939,016.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,255.28 : 2,580,418.36 = 626,002.64 : x
  2. Step 2: Convert to fraction form
    1,720,255.28/2,580,418.36 = 626,002.64/x
  3. Step 3: Cross multiply
    1,720,255.28x = 2,580,418.36 × 626,002.64
  4. Step 4: Simplify right side
    1,720,255.28x = 1,615,348,705,664.47
  5. Step 5: Solve for x
    x = 1,615,348,705,664.47/1,720,255.28
  6. Step 6: Final answer
    x = 939,016.86

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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.