Home / 1,676,458.31-2,514,662.88-414,285.95

Finding the Fourth Proportional to 1,676,458.31, 2,514,662.88 and 414,285.95

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Solution

The fourth proportional to 1,676,458.31, 2,514,662.88 and 414,285.95 is: 621,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,458.31 : 2,514,662.88 = 414,285.95 : x
  2. Step 2: Convert to fraction form
    1,676,458.31/2,514,662.88 = 414,285.95/x
  3. Step 3: Cross multiply
    1,676,458.31x = 2,514,662.88 × 414,285.95
  4. Step 4: Simplify right side
    1,676,458.31x = 1,041,789,500,170.54
  5. Step 5: Solve for x
    x = 1,041,789,500,170.54/1,676,458.31
  6. Step 6: Final answer
    x = 621,422.85

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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.