Home / 3,369,818.30-4,649,806.22-1,919,542.05

Finding the Fourth Proportional to 3,369,818.30, 4,649,806.22 and 1,919,542.05

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Solution

The fourth proportional to 3,369,818.30, 4,649,806.22 and 1,919,542.05 is: 2,648,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369,818.30 : 4,649,806.22 = 1,919,542.05 : x
  2. Step 2: Convert to fraction form
    3,369,818.30/4,649,806.22 = 1,919,542.05/x
  3. Step 3: Cross multiply
    3,369,818.30x = 4,649,806.22 × 1,919,542.05
  4. Step 4: Simplify right side
    3,369,818.30x = 8,925,498,554,043.84
  5. Step 5: Solve for x
    x = 8,925,498,554,043.84/3,369,818.30
  6. Step 6: Final answer
    x = 2,648,658.70

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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.