Home / 5,195,620.90-7,169,938.89-2,903,781.59

Finding the Fourth Proportional to 5,195,620.90, 7,169,938.89 and 2,903,781.59

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Solution

The fourth proportional to 5,195,620.90, 7,169,938.89 and 2,903,781.59 is: 4,007,208.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,620.90 : 7,169,938.89 = 2,903,781.59 : x
  2. Step 2: Convert to fraction form
    5,195,620.90/7,169,938.89 = 2,903,781.59/x
  3. Step 3: Cross multiply
    5,195,620.90x = 7,169,938.89 × 2,903,781.59
  4. Step 4: Simplify right side
    5,195,620.90x = 20,819,936,550,207.03
  5. Step 5: Solve for x
    x = 20,819,936,550,207.03/5,195,620.90
  6. Step 6: Final answer
    x = 4,007,208.56

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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.