Home / 3,572,340-4,929,906.96-1,962,708

Finding the Fourth Proportional to 3,572,340, 4,929,906.96 and 1,962,708

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Solution

The fourth proportional to 3,572,340, 4,929,906.96 and 1,962,708 is: 2,708,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572,340 : 4,929,906.96 = 1,962,708 : x
  2. Step 2: Convert to fraction form
    3,572,340/4,929,906.96 = 1,962,708/x
  3. Step 3: Cross multiply
    3,572,340x = 4,929,906.96 × 1,962,708
  4. Step 4: Simplify right side
    3,572,340x = 9,675,967,829,647.68
  5. Step 5: Solve for x
    x = 9,675,967,829,647.68/3,572,340
  6. Step 6: Final answer
    x = 2,708,579.76

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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.