Home / 2,238,678.66-3,358,083.78-619,460.79

Finding the Fourth Proportional to 2,238,678.66, 3,358,083.78 and 619,460.79

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Solution

The fourth proportional to 2,238,678.66, 3,358,083.78 and 619,460.79 is: 929,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,678.66 : 3,358,083.78 = 619,460.79 : x
  2. Step 2: Convert to fraction form
    2,238,678.66/3,358,083.78 = 619,460.79/x
  3. Step 3: Cross multiply
    2,238,678.66x = 3,358,083.78 × 619,460.79
  4. Step 4: Simplify right side
    2,238,678.66x = 2,080,201,231,244.99
  5. Step 5: Solve for x
    x = 2,080,201,231,244.99/2,238,678.66
  6. Step 6: Final answer
    x = 929,209.39

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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.