Home / 2,174,487.40-3,255,279.90-1,615,997.80

Finding the Fourth Proportional to 2,174,487.40, 3,255,279.90 and 1,615,997.80

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Solution

The fourth proportional to 2,174,487.40, 3,255,279.90 and 1,615,997.80 is: 2,419,202.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,487.40 : 3,255,279.90 = 1,615,997.80 : x
  2. Step 2: Convert to fraction form
    2,174,487.40/3,255,279.90 = 1,615,997.80/x
  3. Step 3: Cross multiply
    2,174,487.40x = 3,255,279.90 × 1,615,997.80
  4. Step 4: Simplify right side
    2,174,487.40x = 5,260,525,156,784.22
  5. Step 5: Solve for x
    x = 5,260,525,156,784.22/2,174,487.40
  6. Step 6: Final answer
    x = 2,419,202.41

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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.