Home / 1,201,535.48-1,658,921.76-711,662.48

Finding the Fourth Proportional to 1,201,535.48, 1,658,921.76 and 711,662.48

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Solution

The fourth proportional to 1,201,535.48, 1,658,921.76 and 711,662.48 is: 982,569.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,535.48 : 1,658,921.76 = 711,662.48 : x
  2. Step 2: Convert to fraction form
    1,201,535.48/1,658,921.76 = 711,662.48/x
  3. Step 3: Cross multiply
    1,201,535.48x = 1,658,921.76 × 711,662.48
  4. Step 4: Simplify right side
    1,201,535.48x = 1,180,592,373,847.56
  5. Step 5: Solve for x
    x = 1,180,592,373,847.56/1,201,535.48
  6. Step 6: Final answer
    x = 982,569.71

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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.