Home / 3,348,589.40-4,620,925.98-1,820,697.80

Finding the Fourth Proportional to 3,348,589.40, 4,620,925.98 and 1,820,697.80

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Solution

The fourth proportional to 3,348,589.40, 4,620,925.98 and 1,820,697.80 is: 2,512,493.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,589.40 : 4,620,925.98 = 1,820,697.80 : x
  2. Step 2: Convert to fraction form
    3,348,589.40/4,620,925.98 = 1,820,697.80/x
  3. Step 3: Cross multiply
    3,348,589.40x = 4,620,925.98 × 1,820,697.80
  4. Step 4: Simplify right side
    3,348,589.40x = 8,413,309,765,748.85
  5. Step 5: Solve for x
    x = 8,413,309,765,748.85/3,348,589.40
  6. Step 6: Final answer
    x = 2,512,493.70

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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.