Home / 1,801,173.92-2,701,760.34-678,980.48

Finding the Fourth Proportional to 1,801,173.92, 2,701,760.34 and 678,980.48

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Solution

The fourth proportional to 1,801,173.92, 2,701,760.34 and 678,980.48 is: 1,018,470.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,173.92 : 2,701,760.34 = 678,980.48 : x
  2. Step 2: Convert to fraction form
    1,801,173.92/2,701,760.34 = 678,980.48/x
  3. Step 3: Cross multiply
    1,801,173.92x = 2,701,760.34 × 678,980.48
  4. Step 4: Simplify right side
    1,801,173.92x = 1,834,442,532,498.16
  5. Step 5: Solve for x
    x = 1,834,442,532,498.16/1,801,173.92
  6. Step 6: Final answer
    x = 1,018,470.52

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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.