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Finding the Fourth Proportional to 2,476,456.71, 3,714,696 and 679,360.54

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Solution

The fourth proportional to 2,476,456.71, 3,714,696 and 679,360.54 is: 1,019,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476,456.71 : 3,714,696 = 679,360.54 : x
  2. Step 2: Convert to fraction form
    2,476,456.71/3,714,696 = 679,360.54/x
  3. Step 3: Cross multiply
    2,476,456.71x = 3,714,696 × 679,360.54
  4. Step 4: Simplify right side
    2,476,456.71x = 2,523,617,861,922.36
  5. Step 5: Solve for x
    x = 2,523,617,861,922.36/2,476,456.71
  6. Step 6: Final answer
    x = 1,019,043.80

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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.