Home / 1,692,936.44-2,539,355.45-494,886.90

Finding the Fourth Proportional to 1,692,936.44, 2,539,355.45 and 494,886.90

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Solution

The fourth proportional to 1,692,936.44, 2,539,355.45 and 494,886.90 is: 742,315.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,936.44 : 2,539,355.45 = 494,886.90 : x
  2. Step 2: Convert to fraction form
    1,692,936.44/2,539,355.45 = 494,886.90/x
  3. Step 3: Cross multiply
    1,692,936.44x = 2,539,355.45 × 494,886.90
  4. Step 4: Simplify right side
    1,692,936.44x = 1,256,693,744,174.17
  5. Step 5: Solve for x
    x = 1,256,693,744,174.17/1,692,936.44
  6. Step 6: Final answer
    x = 742,315.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.