Home / 4,215,885.68-6,322,882.88-1,939,223.72

Finding the Fourth Proportional to 4,215,885.68, 6,322,882.88 and 1,939,223.72

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Solution

The fourth proportional to 4,215,885.68, 6,322,882.88 and 1,939,223.72 is: 2,908,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,885.68 : 6,322,882.88 = 1,939,223.72 : x
  2. Step 2: Convert to fraction form
    4,215,885.68/6,322,882.88 = 1,939,223.72/x
  3. Step 3: Cross multiply
    4,215,885.68x = 6,322,882.88 × 1,939,223.72
  4. Step 4: Simplify right side
    4,215,885.68x = 12,261,484,459,677.91
  5. Step 5: Solve for x
    x = 12,261,484,459,677.91/4,215,885.68
  6. Step 6: Final answer
    x = 2,908,400.60

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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.