Home / 2,165,880.38-2,982,238.90-1,923,742.22

Finding the Fourth Proportional to 2,165,880.38, 2,982,238.90 and 1,923,742.22

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Solution

The fourth proportional to 2,165,880.38, 2,982,238.90 and 1,923,742.22 is: 2,648,834.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,880.38 : 2,982,238.90 = 1,923,742.22 : x
  2. Step 2: Convert to fraction form
    2,165,880.38/2,982,238.90 = 1,923,742.22/x
  3. Step 3: Cross multiply
    2,165,880.38x = 2,982,238.90 × 1,923,742.22
  4. Step 4: Simplify right side
    2,165,880.38x = 5,737,058,862,335.81
  5. Step 5: Solve for x
    x = 5,737,058,862,335.81/2,165,880.38
  6. Step 6: Final answer
    x = 2,648,834.59

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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.