Home / 1,618,052.20-2,427,953.10-719,632.60

Finding the Fourth Proportional to 1,618,052.20, 2,427,953.10 and 719,632.60

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Solution

The fourth proportional to 1,618,052.20, 2,427,953.10 and 719,632.60 is: 1,079,837.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,052.20 : 2,427,953.10 = 719,632.60 : x
  2. Step 2: Convert to fraction form
    1,618,052.20/2,427,953.10 = 719,632.60/x
  3. Step 3: Cross multiply
    1,618,052.20x = 2,427,953.10 × 719,632.60
  4. Step 4: Simplify right side
    1,618,052.20x = 1,747,234,202,031.06
  5. Step 5: Solve for x
    x = 1,747,234,202,031.06/1,618,052.20
  6. Step 6: Final answer
    x = 1,079,837.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.