Home / 2,888,812.89-3,986,512.77-1,599,625.59

Finding the Fourth Proportional to 2,888,812.89, 3,986,512.77 and 1,599,625.59

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Solution

The fourth proportional to 2,888,812.89, 3,986,512.77 and 1,599,625.59 is: 2,207,456.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,812.89 : 3,986,512.77 = 1,599,625.59 : x
  2. Step 2: Convert to fraction form
    2,888,812.89/3,986,512.77 = 1,599,625.59/x
  3. Step 3: Cross multiply
    2,888,812.89x = 3,986,512.77 × 1,599,625.59
  4. Step 4: Simplify right side
    2,888,812.89x = 6,376,927,841,753.78
  5. Step 5: Solve for x
    x = 6,376,927,841,753.78/2,888,812.89
  6. Step 6: Final answer
    x = 2,207,456.17

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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.