Home / 1,692,942.84-2,539,364.96-494,893.28

Finding the Fourth Proportional to 1,692,942.84, 2,539,364.96 and 494,893.28

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Solution

The fourth proportional to 1,692,942.84, 2,539,364.96 and 494,893.28 is: 742,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,942.84 : 2,539,364.96 = 494,893.28 : x
  2. Step 2: Convert to fraction form
    1,692,942.84/2,539,364.96 = 494,893.28/x
  3. Step 3: Cross multiply
    1,692,942.84x = 2,539,364.96 × 494,893.28
  4. Step 4: Simplify right side
    1,692,942.84x = 1,256,714,654,171.47
  5. Step 5: Solve for x
    x = 1,256,714,654,171.47/1,692,942.84
  6. Step 6: Final answer
    x = 742,325.51

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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.