Home / 1,479,907.55-2,042,274.22-800,844.05

Finding the Fourth Proportional to 1,479,907.55, 2,042,274.22 and 800,844.05

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Solution

The fourth proportional to 1,479,907.55, 2,042,274.22 and 800,844.05 is: 1,105,165.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,907.55 : 2,042,274.22 = 800,844.05 : x
  2. Step 2: Convert to fraction form
    1,479,907.55/2,042,274.22 = 800,844.05/x
  3. Step 3: Cross multiply
    1,479,907.55x = 2,042,274.22 × 800,844.05
  4. Step 4: Simplify right side
    1,479,907.55x = 1,635,543,145,341.91
  5. Step 5: Solve for x
    x = 1,635,543,145,341.91/1,479,907.55
  6. Step 6: Final answer
    x = 1,105,165.76

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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.