Home / 1,275,015.45-1,759,560.03-702,076.14

Finding the Fourth Proportional to 1,275,015.45, 1,759,560.03 and 702,076.14

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Solution

The fourth proportional to 1,275,015.45, 1,759,560.03 and 702,076.14 is: 968,886.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,015.45 : 1,759,560.03 = 702,076.14 : x
  2. Step 2: Convert to fraction form
    1,275,015.45/1,759,560.03 = 702,076.14/x
  3. Step 3: Cross multiply
    1,275,015.45x = 1,759,560.03 × 702,076.14
  4. Step 4: Simplify right side
    1,275,015.45x = 1,235,345,113,960.68
  5. Step 5: Solve for x
    x = 1,235,345,113,960.68/1,275,015.45
  6. Step 6: Final answer
    x = 968,886.39

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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.