Home / 1,515,792.79-2,271,714.67-616,183.71

Finding the Fourth Proportional to 1,515,792.79, 2,271,714.67 and 616,183.71

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Solution

The fourth proportional to 1,515,792.79, 2,271,714.67 and 616,183.71 is: 923,472.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,792.79 : 2,271,714.67 = 616,183.71 : x
  2. Step 2: Convert to fraction form
    1,515,792.79/2,271,714.67 = 616,183.71/x
  3. Step 3: Cross multiply
    1,515,792.79x = 2,271,714.67 × 616,183.71
  4. Step 4: Simplify right side
    1,515,792.79x = 1,399,793,573,422.03
  5. Step 5: Solve for x
    x = 1,399,793,573,422.03/1,515,792.79
  6. Step 6: Final answer
    x = 923,472.91

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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.