Home / 1,321,768.06-1,824,130.07-748,812.94

Finding the Fourth Proportional to 1,321,768.06, 1,824,130.07 and 748,812.94

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Solution

The fourth proportional to 1,321,768.06, 1,824,130.07 and 748,812.94 is: 1,033,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,768.06 : 1,824,130.07 = 748,812.94 : x
  2. Step 2: Convert to fraction form
    1,321,768.06/1,824,130.07 = 748,812.94/x
  3. Step 3: Cross multiply
    1,321,768.06x = 1,824,130.07 × 748,812.94
  4. Step 4: Simplify right side
    1,321,768.06x = 1,365,932,200,659.11
  5. Step 5: Solve for x
    x = 1,365,932,200,659.11/1,321,768.06
  6. Step 6: Final answer
    x = 1,033,412.93

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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.