Home / 1,157,297.78-1,597,096.65-660,571.65

Finding the Fourth Proportional to 1,157,297.78, 1,597,096.65 and 660,571.65

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Solution

The fourth proportional to 1,157,297.78, 1,597,096.65 and 660,571.65 is: 911,603.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,297.78 : 1,597,096.65 = 660,571.65 : x
  2. Step 2: Convert to fraction form
    1,157,297.78/1,597,096.65 = 660,571.65/x
  3. Step 3: Cross multiply
    1,157,297.78x = 1,597,096.65 × 660,571.65
  4. Step 4: Simplify right side
    1,157,297.78x = 1,054,996,769,299.97
  5. Step 5: Solve for x
    x = 1,054,996,769,299.97/1,157,297.78
  6. Step 6: Final answer
    x = 911,603.56

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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.