Home / 2,930,563.40-4,395,845.10-1,649,856.20

Finding the Fourth Proportional to 2,930,563.40, 4,395,845.10 and 1,649,856.20

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Solution

The fourth proportional to 2,930,563.40, 4,395,845.10 and 1,649,856.20 is: 2,474,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,563.40 : 4,395,845.10 = 1,649,856.20 : x
  2. Step 2: Convert to fraction form
    2,930,563.40/4,395,845.10 = 1,649,856.20/x
  3. Step 3: Cross multiply
    2,930,563.40x = 4,395,845.10 × 1,649,856.20
  4. Step 4: Simplify right side
    2,930,563.40x = 7,252,512,292,474.62
  5. Step 5: Solve for x
    x = 7,252,512,292,474.62/2,930,563.40
  6. Step 6: Final answer
    x = 2,474,784.30

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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.