Home / 5,217,658.80-7,822,600.20-2,695,124.40

Finding the Fourth Proportional to 5,217,658.80, 7,822,600.20 and 2,695,124.40

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Solution

The fourth proportional to 5,217,658.80, 7,822,600.20 and 2,695,124.40 is: 4,040,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,658.80 : 7,822,600.20 = 2,695,124.40 : x
  2. Step 2: Convert to fraction form
    5,217,658.80/7,822,600.20 = 2,695,124.40/x
  3. Step 3: Cross multiply
    5,217,658.80x = 7,822,600.20 × 2,695,124.40
  4. Step 4: Simplify right side
    5,217,658.80x = 21,082,880,670,464.88
  5. Step 5: Solve for x
    x = 21,082,880,670,464.88/5,217,658.80
  6. Step 6: Final answer
    x = 4,040,678.30

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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.