Home / 4,979,578.40-7,469,521.20-1,946,823.20

Finding the Fourth Proportional to 4,979,578.40, 7,469,521.20 and 1,946,823.20

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Solution

The fourth proportional to 4,979,578.40, 7,469,521.20 and 1,946,823.20 is: 2,920,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,578.40 : 7,469,521.20 = 1,946,823.20 : x
  2. Step 2: Convert to fraction form
    4,979,578.40/7,469,521.20 = 1,946,823.20/x
  3. Step 3: Cross multiply
    4,979,578.40x = 7,469,521.20 × 1,946,823.20
  4. Step 4: Simplify right side
    4,979,578.40x = 14,541,837,165,051.84
  5. Step 5: Solve for x
    x = 14,541,837,165,051.84/4,979,578.40
  6. Step 6: Final answer
    x = 2,920,294.85

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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.