Home / 828,893.78-1,243,336.59-716,231.14

Finding the Fourth Proportional to 828,893.78, 1,243,336.59 and 716,231.14

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Solution

The fourth proportional to 828,893.78, 1,243,336.59 and 716,231.14 is: 1,074,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,893.78 : 1,243,336.59 = 716,231.14 : x
  2. Step 2: Convert to fraction form
    828,893.78/1,243,336.59 = 716,231.14/x
  3. Step 3: Cross multiply
    828,893.78x = 1,243,336.59 × 716,231.14
  4. Step 4: Simplify right side
    828,893.78x = 890,516,383,259.41
  5. Step 5: Solve for x
    x = 890,516,383,259.41/828,893.78
  6. Step 6: Final answer
    x = 1,074,343.18

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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.