Home / 2,889,060.10-3,987,028.27-1,599,900.49

Finding the Fourth Proportional to 2,889,060.10, 3,987,028.27 and 1,599,900.49

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Solution

The fourth proportional to 2,889,060.10, 3,987,028.27 and 1,599,900.49 is: 2,207,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,060.10 : 3,987,028.27 = 1,599,900.49 : x
  2. Step 2: Convert to fraction form
    2,889,060.10/3,987,028.27 = 1,599,900.49/x
  3. Step 3: Cross multiply
    2,889,060.10x = 3,987,028.27 × 1,599,900.49
  4. Step 4: Simplify right side
    2,889,060.10x = 6,378,848,483,901.35
  5. Step 5: Solve for x
    x = 6,378,848,483,901.35/2,889,060.10
  6. Step 6: Final answer
    x = 2,207,932.08

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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.