Home / 1,269,099-1,751,356.62-696,140.54

Finding the Fourth Proportional to 1,269,099, 1,751,356.62 and 696,140.54

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Solution

The fourth proportional to 1,269,099, 1,751,356.62 and 696,140.54 is: 960,673.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,099 : 1,751,356.62 = 696,140.54 : x
  2. Step 2: Convert to fraction form
    1,269,099/1,751,356.62 = 696,140.54/x
  3. Step 3: Cross multiply
    1,269,099x = 1,751,356.62 × 696,140.54
  4. Step 4: Simplify right side
    1,269,099x = 1,219,190,340,990.18
  5. Step 5: Solve for x
    x = 1,219,190,340,990.18/1,269,099
  6. Step 6: Final answer
    x = 960,673.94

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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.