Home / 3,688,736.08-5,088,718.44-2,399,105.92

Finding the Fourth Proportional to 3,688,736.08, 5,088,718.44 and 2,399,105.92

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Solution

The fourth proportional to 3,688,736.08, 5,088,718.44 and 2,399,105.92 is: 3,309,636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,736.08 : 5,088,718.44 = 2,399,105.92 : x
  2. Step 2: Convert to fraction form
    3,688,736.08/5,088,718.44 = 2,399,105.92/x
  3. Step 3: Cross multiply
    3,688,736.08x = 5,088,718.44 × 2,399,105.92
  4. Step 4: Simplify right side
    3,688,736.08x = 12,208,374,534,617.17
  5. Step 5: Solve for x
    x = 12,208,374,534,617.17/3,688,736.08
  6. Step 6: Final answer
    x = 3,309,636.22

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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.