Home / 3,933,154.53-5,428,270.85-2,214,609.93

Finding the Fourth Proportional to 3,933,154.53, 5,428,270.85 and 2,214,609.93

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Solution

The fourth proportional to 3,933,154.53, 5,428,270.85 and 2,214,609.93 is: 3,056,453.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,154.53 : 5,428,270.85 = 2,214,609.93 : x
  2. Step 2: Convert to fraction form
    3,933,154.53/5,428,270.85 = 2,214,609.93/x
  3. Step 3: Cross multiply
    3,933,154.53x = 5,428,270.85 × 2,214,609.93
  4. Step 4: Simplify right side
    3,933,154.53x = 12,021,502,516,066.49
  5. Step 5: Solve for x
    x = 12,021,502,516,066.49/3,933,154.53
  6. Step 6: Final answer
    x = 3,056,453.14

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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.