Home / 3,857,887.91-5,783,211.17-1,297,312.47

Finding the Fourth Proportional to 3,857,887.91, 5,783,211.17 and 1,297,312.47

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Solution

The fourth proportional to 3,857,887.91, 5,783,211.17 and 1,297,312.47 is: 1,944,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,887.91 : 5,783,211.17 = 1,297,312.47 : x
  2. Step 2: Convert to fraction form
    3,857,887.91/5,783,211.17 = 1,297,312.47/x
  3. Step 3: Cross multiply
    3,857,887.91x = 5,783,211.17 × 1,297,312.47
  4. Step 4: Simplify right side
    3,857,887.91x = 7,502,631,965,862.65
  5. Step 5: Solve for x
    x = 7,502,631,965,862.65/3,857,887.91
  6. Step 6: Final answer
    x = 1,944,751.15

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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.