Home / 1,604,039.68-2,405,872.23-644,456.44

Finding the Fourth Proportional to 1,604,039.68, 2,405,872.23 and 644,456.44

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Solution

The fourth proportional to 1,604,039.68, 2,405,872.23 and 644,456.44 is: 966,609.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,039.68 : 2,405,872.23 = 644,456.44 : x
  2. Step 2: Convert to fraction form
    1,604,039.68/2,405,872.23 = 644,456.44/x
  3. Step 3: Cross multiply
    1,604,039.68x = 2,405,872.23 × 644,456.44
  4. Step 4: Simplify right side
    1,604,039.68x = 1,550,479,852,440.66
  5. Step 5: Solve for x
    x = 1,550,479,852,440.66/1,604,039.68
  6. Step 6: Final answer
    x = 966,609.41

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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.