Home / 3,106,276.80-4,656,650.40-1,842,763.20

Finding the Fourth Proportional to 3,106,276.80, 4,656,650.40 and 1,842,763.20

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Solution

The fourth proportional to 3,106,276.80, 4,656,650.40 and 1,842,763.20 is: 2,762,504.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,276.80 : 4,656,650.40 = 1,842,763.20 : x
  2. Step 2: Convert to fraction form
    3,106,276.80/4,656,650.40 = 1,842,763.20/x
  3. Step 3: Cross multiply
    3,106,276.80x = 4,656,650.40 × 1,842,763.20
  4. Step 4: Simplify right side
    3,106,276.80x = 8,581,103,992,385.28
  5. Step 5: Solve for x
    x = 8,581,103,992,385.28/3,106,276.80
  6. Step 6: Final answer
    x = 2,762,504.61

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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.