Home / 2,788,601.10-3,847,758.39-1,872,160.62

Finding the Fourth Proportional to 2,788,601.10, 3,847,758.39 and 1,872,160.62

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Solution

The fourth proportional to 2,788,601.10, 3,847,758.39 and 1,872,160.62 is: 2,583,238.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,601.10 : 3,847,758.39 = 1,872,160.62 : x
  2. Step 2: Convert to fraction form
    2,788,601.10/3,847,758.39 = 1,872,160.62/x
  3. Step 3: Cross multiply
    2,788,601.10x = 3,847,758.39 × 1,872,160.62
  4. Step 4: Simplify right side
    2,788,601.10x = 7,203,621,733,032.60
  5. Step 5: Solve for x
    x = 7,203,621,733,032.60/2,788,601.10
  6. Step 6: Final answer
    x = 2,583,238.50

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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.