Home / 1,321,765.56-1,824,126.62-748,810.44

Finding the Fourth Proportional to 1,321,765.56, 1,824,126.62 and 748,810.44

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Solution

The fourth proportional to 1,321,765.56, 1,824,126.62 and 748,810.44 is: 1,033,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,765.56 : 1,824,126.62 = 748,810.44 : x
  2. Step 2: Convert to fraction form
    1,321,765.56/1,824,126.62 = 748,810.44/x
  3. Step 3: Cross multiply
    1,321,765.56x = 1,824,126.62 × 748,810.44
  4. Step 4: Simplify right side
    1,321,765.56x = 1,365,925,053,193.86
  5. Step 5: Solve for x
    x = 1,365,925,053,193.86/1,321,765.56
  6. Step 6: Final answer
    x = 1,033,409.47

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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.