Home / 3,956,355.81-5,459,774.09-2,145,519.81

Finding the Fourth Proportional to 3,956,355.81, 5,459,774.09 and 2,145,519.81

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Solution

The fourth proportional to 3,956,355.81, 5,459,774.09 and 2,145,519.81 is: 2,960,819.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,355.81 : 5,459,774.09 = 2,145,519.81 : x
  2. Step 2: Convert to fraction form
    3,956,355.81/5,459,774.09 = 2,145,519.81/x
  3. Step 3: Cross multiply
    3,956,355.81x = 5,459,774.09 × 2,145,519.81
  4. Step 4: Simplify right side
    3,956,355.81x = 11,714,053,457,492.12
  5. Step 5: Solve for x
    x = 11,714,053,457,492.12/3,956,355.81
  6. Step 6: Final answer
    x = 2,960,819.00

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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.