Home / 3,875,656.24-5,348,366.94-2,156,747.32

Finding the Fourth Proportional to 3,875,656.24, 5,348,366.94 and 2,156,747.32

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Solution

The fourth proportional to 3,875,656.24, 5,348,366.94 and 2,156,747.32 is: 2,976,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,656.24 : 5,348,366.94 = 2,156,747.32 : x
  2. Step 2: Convert to fraction form
    3,875,656.24/5,348,366.94 = 2,156,747.32/x
  3. Step 3: Cross multiply
    3,875,656.24x = 5,348,366.94 × 2,156,747.32
  4. Step 4: Simplify right side
    3,875,656.24x = 11,535,076,064,221.60
  5. Step 5: Solve for x
    x = 11,535,076,064,221.60/3,875,656.24
  6. Step 6: Final answer
    x = 2,976,289.78

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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.