Home / 2,870,939.08-3,961,985.76-1,647,468.64

Finding the Fourth Proportional to 2,870,939.08, 3,961,985.76 and 1,647,468.64

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Solution

The fourth proportional to 2,870,939.08, 3,961,985.76 and 1,647,468.64 is: 2,273,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,939.08 : 3,961,985.76 = 1,647,468.64 : x
  2. Step 2: Convert to fraction form
    2,870,939.08/3,961,985.76 = 1,647,468.64/x
  3. Step 3: Cross multiply
    2,870,939.08x = 3,961,985.76 × 1,647,468.64
  4. Step 4: Simplify right side
    2,870,939.08x = 6,527,247,291,726.57
  5. Step 5: Solve for x
    x = 6,527,247,291,726.57/2,870,939.08
  6. Step 6: Final answer
    x = 2,273,558.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.