Home / 1,914,853.98-2,872,272.33-494,789.34

Finding the Fourth Proportional to 1,914,853.98, 2,872,272.33 and 494,789.34

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Solution

The fourth proportional to 1,914,853.98, 2,872,272.33 and 494,789.34 is: 742,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,853.98 : 2,872,272.33 = 494,789.34 : x
  2. Step 2: Convert to fraction form
    1,914,853.98/2,872,272.33 = 494,789.34/x
  3. Step 3: Cross multiply
    1,914,853.98x = 2,872,272.33 × 494,789.34
  4. Step 4: Simplify right side
    1,914,853.98x = 1,421,169,730,460.96
  5. Step 5: Solve for x
    x = 1,421,169,730,460.96/1,914,853.98
  6. Step 6: Final answer
    x = 742,181.78

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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.