Home / 2,380,929.79-3,285,707.21-1,293,222.60

Finding the Fourth Proportional to 2,380,929.79, 3,285,707.21 and 1,293,222.60

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Solution

The fourth proportional to 2,380,929.79, 3,285,707.21 and 1,293,222.60 is: 1,784,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,929.79 : 3,285,707.21 = 1,293,222.60 : x
  2. Step 2: Convert to fraction form
    2,380,929.79/3,285,707.21 = 1,293,222.60/x
  3. Step 3: Cross multiply
    2,380,929.79x = 3,285,707.21 × 1,293,222.60
  4. Step 4: Simplify right side
    2,380,929.79x = 4,249,150,820,954.95
  5. Step 5: Solve for x
    x = 4,249,150,820,954.95/2,380,929.79
  6. Step 6: Final answer
    x = 1,784,660.28

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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.