Home / 2,569,972.80-3,852,786.24-1,621,257.60

Finding the Fourth Proportional to 2,569,972.80, 3,852,786.24 and 1,621,257.60

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Solution

The fourth proportional to 2,569,972.80, 3,852,786.24 and 1,621,257.60 is: 2,430,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569,972.80 : 3,852,786.24 = 1,621,257.60 : x
  2. Step 2: Convert to fraction form
    2,569,972.80/3,852,786.24 = 1,621,257.60/x
  3. Step 3: Cross multiply
    2,569,972.80x = 3,852,786.24 × 1,621,257.60
  4. Step 4: Simplify right side
    2,569,972.80x = 6,246,358,972,775.43
  5. Step 5: Solve for x
    x = 6,246,358,972,775.43/2,569,972.80
  6. Step 6: Final answer
    x = 2,430,515.60

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1.5x scale

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.