Home / 1,216,717.91-1,824,945.39-407,010.47

Finding the Fourth Proportional to 1,216,717.91, 1,824,945.39 and 407,010.47

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Solution

The fourth proportional to 1,216,717.91, 1,824,945.39 and 407,010.47 is: 610,471.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,717.91 : 1,824,945.39 = 407,010.47 : x
  2. Step 2: Convert to fraction form
    1,216,717.91/1,824,945.39 = 407,010.47/x
  3. Step 3: Cross multiply
    1,216,717.91x = 1,824,945.39 × 407,010.47
  4. Step 4: Simplify right side
    1,216,717.91x = 742,771,882,048.82
  5. Step 5: Solve for x
    x = 742,771,882,048.82/1,216,717.91
  6. Step 6: Final answer
    x = 610,471.73

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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.