Home / 4,208,017.32-6,309,396-1,777,921.20

Finding the Fourth Proportional to 4,208,017.32, 6,309,396 and 1,777,921.20

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Solution

The fourth proportional to 4,208,017.32, 6,309,396 and 1,777,921.20 is: 2,665,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208,017.32 : 6,309,396 = 1,777,921.20 : x
  2. Step 2: Convert to fraction form
    4,208,017.32/6,309,396 = 1,777,921.20/x
  3. Step 3: Cross multiply
    4,208,017.32x = 6,309,396 × 1,777,921.20
  4. Step 4: Simplify right side
    4,208,017.32x = 11,217,608,907,595.20
  5. Step 5: Solve for x
    x = 11,217,608,907,595.20/4,208,017.32
  6. Step 6: Final answer
    x = 2,665,770.61

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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.