Home / 1,145,096.16-1,580,304.24-661,749.60

Finding the Fourth Proportional to 1,145,096.16, 1,580,304.24 and 661,749.60

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Solution

The fourth proportional to 1,145,096.16, 1,580,304.24 and 661,749.60 is: 913,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,096.16 : 1,580,304.24 = 661,749.60 : x
  2. Step 2: Convert to fraction form
    1,145,096.16/1,580,304.24 = 661,749.60/x
  3. Step 3: Cross multiply
    1,145,096.16x = 1,580,304.24 × 661,749.60
  4. Step 4: Simplify right side
    1,145,096.16x = 1,045,765,698,698.30
  5. Step 5: Solve for x
    x = 1,045,765,698,698.30/1,145,096.16
  6. Step 6: Final answer
    x = 913,255.79

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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.