Home / 3,956,457.06-5,459,913.81-2,145,621.06

Finding the Fourth Proportional to 3,956,457.06, 5,459,913.81 and 2,145,621.06

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Solution

The fourth proportional to 3,956,457.06, 5,459,913.81 and 2,145,621.06 is: 2,960,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,457.06 : 5,459,913.81 = 2,145,621.06 : x
  2. Step 2: Convert to fraction form
    3,956,457.06/5,459,913.81 = 2,145,621.06/x
  3. Step 3: Cross multiply
    3,956,457.06x = 5,459,913.81 × 2,145,621.06
  4. Step 4: Simplify right side
    3,956,457.06x = 11,714,906,056,520.84
  5. Step 5: Solve for x
    x = 11,714,906,056,520.84/3,956,457.06
  6. Step 6: Final answer
    x = 2,960,958.73

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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.