Home / 828,002.90-1,242,004.35-796,510.10

Finding the Fourth Proportional to 828,002.90, 1,242,004.35 and 796,510.10

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Solution

The fourth proportional to 828,002.90, 1,242,004.35 and 796,510.10 is: 1,194,765.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,002.90 : 1,242,004.35 = 796,510.10 : x
  2. Step 2: Convert to fraction form
    828,002.90/1,242,004.35 = 796,510.10/x
  3. Step 3: Cross multiply
    828,002.90x = 1,242,004.35 × 796,510.10
  4. Step 4: Simplify right side
    828,002.90x = 989,269,009,018.94
  5. Step 5: Solve for x
    x = 989,269,009,018.94/828,002.90
  6. Step 6: Final answer
    x = 1,194,765.15

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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.