Home / 2,888,416.77-3,986,139.63-1,599,257.15

Finding the Fourth Proportional to 2,888,416.77, 3,986,139.63 and 1,599,257.15

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Solution

The fourth proportional to 2,888,416.77, 3,986,139.63 and 1,599,257.15 is: 2,207,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,416.77 : 3,986,139.63 = 1,599,257.15 : x
  2. Step 2: Convert to fraction form
    2,888,416.77/3,986,139.63 = 1,599,257.15/x
  3. Step 3: Cross multiply
    2,888,416.77x = 3,986,139.63 × 1,599,257.15
  4. Step 4: Simplify right side
    2,888,416.77x = 6,374,862,305,190.40
  5. Step 5: Solve for x
    x = 6,374,862,305,190.40/2,888,416.77
  6. Step 6: Final answer
    x = 2,207,043.80

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Double scale
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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.