Home / 3,875,949.66-5,348,758.32-2,157,069.72

Finding the Fourth Proportional to 3,875,949.66, 5,348,758.32 and 2,157,069.72

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Solution

The fourth proportional to 3,875,949.66, 5,348,758.32 and 2,157,069.72 is: 2,976,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,949.66 : 5,348,758.32 = 2,157,069.72 : x
  2. Step 2: Convert to fraction form
    3,875,949.66/5,348,758.32 = 2,157,069.72/x
  3. Step 3: Cross multiply
    3,875,949.66x = 5,348,758.32 × 2,157,069.72
  4. Step 4: Simplify right side
    3,875,949.66x = 11,537,644,611,670.07
  5. Step 5: Solve for x
    x = 11,537,644,611,670.07/3,875,949.66
  6. Step 6: Final answer
    x = 2,976,727.16

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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.