Home / 4,443,206.70-6,667,920.45-1,920,672.30

Finding the Fourth Proportional to 4,443,206.70, 6,667,920.45 and 1,920,672.30

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Solution

The fourth proportional to 4,443,206.70, 6,667,920.45 and 1,920,672.30 is: 2,882,352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443,206.70 : 6,667,920.45 = 1,920,672.30 : x
  2. Step 2: Convert to fraction form
    4,443,206.70/6,667,920.45 = 1,920,672.30/x
  3. Step 3: Cross multiply
    4,443,206.70x = 6,667,920.45 × 1,920,672.30
  4. Step 4: Simplify right side
    4,443,206.70x = 12,806,890,106,918.54
  5. Step 5: Solve for x
    x = 12,806,890,106,918.54/4,443,206.70
  6. Step 6: Final answer
    x = 2,882,352.99

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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.