Home / 3,029,986.54-4,180,126.85-2,112,758.74

Finding the Fourth Proportional to 3,029,986.54, 4,180,126.85 and 2,112,758.74

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Solution

The fourth proportional to 3,029,986.54, 4,180,126.85 and 2,112,758.74 is: 2,914,732.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029,986.54 : 4,180,126.85 = 2,112,758.74 : x
  2. Step 2: Convert to fraction form
    3,029,986.54/4,180,126.85 = 2,112,758.74/x
  3. Step 3: Cross multiply
    3,029,986.54x = 4,180,126.85 × 2,112,758.74
  4. Step 4: Simplify right side
    3,029,986.54x = 8,831,599,551,114.65
  5. Step 5: Solve for x
    x = 8,831,599,551,114.65/3,029,986.54
  6. Step 6: Final answer
    x = 2,914,732.27

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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.