Home / 1,476,926.65-2,215,193.10-411,879.52

Finding the Fourth Proportional to 1,476,926.65, 2,215,193.10 and 411,879.52

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Solution

The fourth proportional to 1,476,926.65, 2,215,193.10 and 411,879.52 is: 617,764.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,926.65 : 2,215,193.10 = 411,879.52 : x
  2. Step 2: Convert to fraction form
    1,476,926.65/2,215,193.10 = 411,879.52/x
  3. Step 3: Cross multiply
    1,476,926.65x = 2,215,193.10 × 411,879.52
  4. Step 4: Simplify right side
    1,476,926.65x = 912,392,670,735.31
  5. Step 5: Solve for x
    x = 912,392,670,735.31/1,476,926.65
  6. Step 6: Final answer
    x = 617,764.38

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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.