Home / 2,104,004.40-3,156,006.60-1,306,186.80

Finding the Fourth Proportional to 2,104,004.40, 3,156,006.60 and 1,306,186.80

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Solution

The fourth proportional to 2,104,004.40, 3,156,006.60 and 1,306,186.80 is: 1,959,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,004.40 : 3,156,006.60 = 1,306,186.80 : x
  2. Step 2: Convert to fraction form
    2,104,004.40/3,156,006.60 = 1,306,186.80/x
  3. Step 3: Cross multiply
    2,104,004.40x = 3,156,006.60 × 1,306,186.80
  4. Step 4: Simplify right side
    2,104,004.40x = 4,122,334,161,632.88
  5. Step 5: Solve for x
    x = 4,122,334,161,632.88/2,104,004.40
  6. Step 6: Final answer
    x = 1,959,280.20

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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.