Home / 1,538,673.64-2,123,304.22-850,371.28

Finding the Fourth Proportional to 1,538,673.64, 2,123,304.22 and 850,371.28

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Solution

The fourth proportional to 1,538,673.64, 2,123,304.22 and 850,371.28 is: 1,173,476.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,673.64 : 2,123,304.22 = 850,371.28 : x
  2. Step 2: Convert to fraction form
    1,538,673.64/2,123,304.22 = 850,371.28/x
  3. Step 3: Cross multiply
    1,538,673.64x = 2,123,304.22 × 850,371.28
  4. Step 4: Simplify right side
    1,538,673.64x = 1,805,596,927,390.80
  5. Step 5: Solve for x
    x = 1,805,596,927,390.80/1,538,673.64
  6. Step 6: Final answer
    x = 1,173,476.22

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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.