Home / 2,716,421.85-4,074,383.66-919,099.46

Finding the Fourth Proportional to 2,716,421.85, 4,074,383.66 and 919,099.46

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Solution

The fourth proportional to 2,716,421.85, 4,074,383.66 and 919,099.46 is: 1,378,564.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,421.85 : 4,074,383.66 = 919,099.46 : x
  2. Step 2: Convert to fraction form
    2,716,421.85/4,074,383.66 = 919,099.46/x
  3. Step 3: Cross multiply
    2,716,421.85x = 4,074,383.66 × 919,099.46
  4. Step 4: Simplify right side
    2,716,421.85x = 3,744,763,827,329.29
  5. Step 5: Solve for x
    x = 3,744,763,827,329.29/2,716,421.85
  6. Step 6: Final answer
    x = 1,378,564.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.