Home / 1,414,763.71-2,120,865.36-515,994.73

Finding the Fourth Proportional to 1,414,763.71, 2,120,865.36 and 515,994.73

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Solution

The fourth proportional to 1,414,763.71, 2,120,865.36 and 515,994.73 is: 773,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,763.71 : 2,120,865.36 = 515,994.73 : x
  2. Step 2: Convert to fraction form
    1,414,763.71/2,120,865.36 = 515,994.73/x
  3. Step 3: Cross multiply
    1,414,763.71x = 2,120,865.36 × 515,994.73
  4. Step 4: Simplify right side
    1,414,763.71x = 1,094,355,348,799.55
  5. Step 5: Solve for x
    x = 1,094,355,348,799.55/1,414,763.71
  6. Step 6: Final answer
    x = 773,525.18

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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.