Home / 1,434,404.24-2,151,537.18-354,912.38

Finding the Fourth Proportional to 1,434,404.24, 2,151,537.18 and 354,912.38

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Solution

The fourth proportional to 1,434,404.24, 2,151,537.18 and 354,912.38 is: 532,351.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,404.24 : 2,151,537.18 = 354,912.38 : x
  2. Step 2: Convert to fraction form
    1,434,404.24/2,151,537.18 = 354,912.38/x
  3. Step 3: Cross multiply
    1,434,404.24x = 2,151,537.18 × 354,912.38
  4. Step 4: Simplify right side
    1,434,404.24x = 763,607,181,212.29
  5. Step 5: Solve for x
    x = 763,607,181,212.29/1,434,404.24
  6. Step 6: Final answer
    x = 532,351.45

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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.