Home / 3,006,347.75-4,148,765.41-1,629,687.20

Finding the Fourth Proportional to 3,006,347.75, 4,148,765.41 and 1,629,687.20

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Solution

The fourth proportional to 3,006,347.75, 4,148,765.41 and 1,629,687.20 is: 2,248,971.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006,347.75 : 4,148,765.41 = 1,629,687.20 : x
  2. Step 2: Convert to fraction form
    3,006,347.75/4,148,765.41 = 1,629,687.20/x
  3. Step 3: Cross multiply
    3,006,347.75x = 4,148,765.41 × 1,629,687.20
  4. Step 4: Simplify right side
    3,006,347.75x = 6,761,189,884,479.75
  5. Step 5: Solve for x
    x = 6,761,189,884,479.75/3,006,347.75
  6. Step 6: Final answer
    x = 2,248,971.33

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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.