Home / 1,321,930.64-1,824,116.22-748,848.08

Finding the Fourth Proportional to 1,321,930.64, 1,824,116.22 and 748,848.08

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Solution

The fourth proportional to 1,321,930.64, 1,824,116.22 and 748,848.08 is: 1,033,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,930.64 : 1,824,116.22 = 748,848.08 : x
  2. Step 2: Convert to fraction form
    1,321,930.64/1,824,116.22 = 748,848.08/x
  3. Step 3: Cross multiply
    1,321,930.64x = 1,824,116.22 × 748,848.08
  4. Step 4: Simplify right side
    1,321,930.64x = 1,365,985,929,043.86
  5. Step 5: Solve for x
    x = 1,365,985,929,043.86/1,321,930.64
  6. Step 6: Final answer
    x = 1,033,326.48

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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.