Home / 2,586,936.80-3,880,405.20-2,562,053.60

Finding the Fourth Proportional to 2,586,936.80, 3,880,405.20 and 2,562,053.60

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Solution

The fourth proportional to 2,586,936.80, 3,880,405.20 and 2,562,053.60 is: 3,843,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,936.80 : 3,880,405.20 = 2,562,053.60 : x
  2. Step 2: Convert to fraction form
    2,586,936.80/3,880,405.20 = 2,562,053.60/x
  3. Step 3: Cross multiply
    2,586,936.80x = 3,880,405.20 × 2,562,053.60
  4. Step 4: Simplify right side
    2,586,936.80x = 9,941,806,112,118.72
  5. Step 5: Solve for x
    x = 9,941,806,112,118.72/2,586,936.80
  6. Step 6: Final answer
    x = 3,843,080.40

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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.