Home / 2,821,242.75-3,893,411.30-1,580,905.44

Finding the Fourth Proportional to 2,821,242.75, 3,893,411.30 and 1,580,905.44

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Solution

The fourth proportional to 2,821,242.75, 3,893,411.30 and 1,580,905.44 is: 2,181,703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,242.75 : 3,893,411.30 = 1,580,905.44 : x
  2. Step 2: Convert to fraction form
    2,821,242.75/3,893,411.30 = 1,580,905.44/x
  3. Step 3: Cross multiply
    2,821,242.75x = 3,893,411.30 × 1,580,905.44
  4. Step 4: Simplify right side
    2,821,242.75x = 6,155,115,096,422.94
  5. Step 5: Solve for x
    x = 6,155,115,096,422.94/2,821,242.75
  6. Step 6: Final answer
    x = 2,181,703.47

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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.