Home / 2,570,688.80-3,856,033.20-1,310,976.80

Finding the Fourth Proportional to 2,570,688.80, 3,856,033.20 and 1,310,976.80

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Solution

The fourth proportional to 2,570,688.80, 3,856,033.20 and 1,310,976.80 is: 1,966,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,688.80 : 3,856,033.20 = 1,310,976.80 : x
  2. Step 2: Convert to fraction form
    2,570,688.80/3,856,033.20 = 1,310,976.80/x
  3. Step 3: Cross multiply
    2,570,688.80x = 3,856,033.20 × 1,310,976.80
  4. Step 4: Simplify right side
    2,570,688.80x = 5,055,170,065,229.76
  5. Step 5: Solve for x
    x = 5,055,170,065,229.76/2,570,688.80
  6. Step 6: Final answer
    x = 1,966,465.20

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Similar ratio
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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.