Home / 2,617,014.80-3,608,261.16-2,131,792.40

Finding the Fourth Proportional to 2,617,014.80, 3,608,261.16 and 2,131,792.40

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Solution

The fourth proportional to 2,617,014.80, 3,608,261.16 and 2,131,792.40 is: 2,939,251.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,014.80 : 3,608,261.16 = 2,131,792.40 : x
  2. Step 2: Convert to fraction form
    2,617,014.80/3,608,261.16 = 2,131,792.40/x
  3. Step 3: Cross multiply
    2,617,014.80x = 3,608,261.16 × 2,131,792.40
  4. Step 4: Simplify right side
    2,617,014.80x = 7,692,063,718,103.18
  5. Step 5: Solve for x
    x = 7,692,063,718,103.18/2,617,014.80
  6. Step 6: Final answer
    x = 2,939,251.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.