Home / 2,648,579.60-3,972,905.85-755,321.24

Finding the Fourth Proportional to 2,648,579.60, 3,972,905.85 and 755,321.24

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Solution

The fourth proportional to 2,648,579.60, 3,972,905.85 and 755,321.24 is: 1,132,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,579.60 : 3,972,905.85 = 755,321.24 : x
  2. Step 2: Convert to fraction form
    2,648,579.60/3,972,905.85 = 755,321.24/x
  3. Step 3: Cross multiply
    2,648,579.60x = 3,972,905.85 × 755,321.24
  4. Step 4: Simplify right side
    2,648,579.60x = 3,000,820,173,025.25
  5. Step 5: Solve for x
    x = 3,000,820,173,025.25/2,648,579.60
  6. Step 6: Final answer
    x = 1,132,992.25

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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.