Home / 2,919,273.11-4,028,516.09-1,612,501.73

Finding the Fourth Proportional to 2,919,273.11, 4,028,516.09 and 1,612,501.73

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Solution

The fourth proportional to 2,919,273.11, 4,028,516.09 and 1,612,501.73 is: 2,225,207.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,273.11 : 4,028,516.09 = 1,612,501.73 : x
  2. Step 2: Convert to fraction form
    2,919,273.11/4,028,516.09 = 1,612,501.73/x
  3. Step 3: Cross multiply
    2,919,273.11x = 4,028,516.09 × 1,612,501.73
  4. Step 4: Simplify right side
    2,919,273.11x = 6,495,989,136,252.75
  5. Step 5: Solve for x
    x = 6,495,989,136,252.75/2,919,273.11
  6. Step 6: Final answer
    x = 2,225,207.75

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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.