Home / 3,253,633.65-4,880,425.91-979,148.25

Finding the Fourth Proportional to 3,253,633.65, 4,880,425.91 and 979,148.25

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Solution

The fourth proportional to 3,253,633.65, 4,880,425.91 and 979,148.25 is: 1,468,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253,633.65 : 4,880,425.91 = 979,148.25 : x
  2. Step 2: Convert to fraction form
    3,253,633.65/4,880,425.91 = 979,148.25/x
  3. Step 3: Cross multiply
    3,253,633.65x = 4,880,425.91 × 979,148.25
  4. Step 4: Simplify right side
    3,253,633.65x = 4,778,660,484,135.42
  5. Step 5: Solve for x
    x = 4,778,660,484,135.42/3,253,633.65
  6. Step 6: Final answer
    x = 1,468,714.98

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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.