Home / 3,369,912.71-4,650,473.97-1,919,607.30

Finding the Fourth Proportional to 3,369,912.71, 4,650,473.97 and 1,919,607.30

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Solution

The fourth proportional to 3,369,912.71, 4,650,473.97 and 1,919,607.30 is: 2,649,054.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369,912.71 : 4,650,473.97 = 1,919,607.30 : x
  2. Step 2: Convert to fraction form
    3,369,912.71/4,650,473.97 = 1,919,607.30/x
  3. Step 3: Cross multiply
    3,369,912.71x = 4,650,473.97 × 1,919,607.30
  4. Step 4: Simplify right side
    3,369,912.71x = 8,927,083,781,271.98
  5. Step 5: Solve for x
    x = 8,927,083,781,271.98/3,369,912.71
  6. Step 6: Final answer
    x = 2,649,054.91

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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.