Home / 4,918,641.40-7,383,491.70-3,801,662.20

Finding the Fourth Proportional to 4,918,641.40, 7,383,491.70 and 3,801,662.20

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Solution

The fourth proportional to 4,918,641.40, 7,383,491.70 and 3,801,662.20 is: 5,706,767.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918,641.40 : 7,383,491.70 = 3,801,662.20 : x
  2. Step 2: Convert to fraction form
    4,918,641.40/7,383,491.70 = 3,801,662.20/x
  3. Step 3: Cross multiply
    4,918,641.40x = 7,383,491.70 × 3,801,662.20
  4. Step 4: Simplify right side
    4,918,641.40x = 28,069,541,299,903.74
  5. Step 5: Solve for x
    x = 28,069,541,299,903.74/4,918,641.40
  6. Step 6: Final answer
    x = 5,706,767.18

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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.