Home / 2,265,720.30-3,398,580.45-769,812.30

Finding the Fourth Proportional to 2,265,720.30, 3,398,580.45 and 769,812.30

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Solution

The fourth proportional to 2,265,720.30, 3,398,580.45 and 769,812.30 is: 1,154,718.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,720.30 : 3,398,580.45 = 769,812.30 : x
  2. Step 2: Convert to fraction form
    2,265,720.30/3,398,580.45 = 769,812.30/x
  3. Step 3: Cross multiply
    2,265,720.30x = 3,398,580.45 × 769,812.30
  4. Step 4: Simplify right side
    2,265,720.30x = 2,616,269,032,949.54
  5. Step 5: Solve for x
    x = 2,616,269,032,949.54/2,265,720.30
  6. Step 6: Final answer
    x = 1,154,718.45

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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.