Home / 1,254,932.78-1,882,694.40-413,484.50

Finding the Fourth Proportional to 1,254,932.78, 1,882,694.40 and 413,484.50

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Solution

The fourth proportional to 1,254,932.78, 1,882,694.40 and 413,484.50 is: 620,324.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,932.78 : 1,882,694.40 = 413,484.50 : x
  2. Step 2: Convert to fraction form
    1,254,932.78/1,882,694.40 = 413,484.50/x
  3. Step 3: Cross multiply
    1,254,932.78x = 1,882,694.40 × 413,484.50
  4. Step 4: Simplify right side
    1,254,932.78x = 778,464,952,636.80
  5. Step 5: Solve for x
    x = 778,464,952,636.80/1,254,932.78
  6. Step 6: Final answer
    x = 620,324.02

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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.