Home / 1,253,051.16-1,729,212.16-680,091.48

Finding the Fourth Proportional to 1,253,051.16, 1,729,212.16 and 680,091.48

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Solution

The fourth proportional to 1,253,051.16, 1,729,212.16 and 680,091.48 is: 938,527.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,051.16 : 1,729,212.16 = 680,091.48 : x
  2. Step 2: Convert to fraction form
    1,253,051.16/1,729,212.16 = 680,091.48/x
  3. Step 3: Cross multiply
    1,253,051.16x = 1,729,212.16 × 680,091.48
  4. Step 4: Simplify right side
    1,253,051.16x = 1,176,022,457,128.40
  5. Step 5: Solve for x
    x = 1,176,022,457,128.40/1,253,051.16
  6. Step 6: Final answer
    x = 938,527.09

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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.