Home / 1,116,881.92-1,541,299.20-607,586.56

Finding the Fourth Proportional to 1,116,881.92, 1,541,299.20 and 607,586.56

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Solution

The fourth proportional to 1,116,881.92, 1,541,299.20 and 607,586.56 is: 838,470.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,881.92 : 1,541,299.20 = 607,586.56 : x
  2. Step 2: Convert to fraction form
    1,116,881.92/1,541,299.20 = 607,586.56/x
  3. Step 3: Cross multiply
    1,116,881.92x = 1,541,299.20 × 607,586.56
  4. Step 4: Simplify right side
    1,116,881.92x = 936,472,678,858.75
  5. Step 5: Solve for x
    x = 936,472,678,858.75/1,116,881.92
  6. Step 6: Final answer
    x = 838,470.62

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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.