Home / 2,888,800.40-3,986,542.08-1,599,640.72

Finding the Fourth Proportional to 2,888,800.40, 3,986,542.08 and 1,599,640.72

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Solution

The fourth proportional to 2,888,800.40, 3,986,542.08 and 1,599,640.72 is: 2,207,502.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,800.40 : 3,986,542.08 = 1,599,640.72 : x
  2. Step 2: Convert to fraction form
    2,888,800.40/3,986,542.08 = 1,599,640.72/x
  3. Step 3: Cross multiply
    2,888,800.40x = 3,986,542.08 × 1,599,640.72
  4. Step 4: Simplify right side
    2,888,800.40x = 6,377,035,043,161.50
  5. Step 5: Solve for x
    x = 6,377,035,043,161.50/2,888,800.40
  6. Step 6: Final answer
    x = 2,207,502.82

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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.