Home / 3,419,719.87-5,130,992.85-1,499,637.55

Finding the Fourth Proportional to 3,419,719.87, 5,130,992.85 and 1,499,637.55

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Solution

The fourth proportional to 3,419,719.87, 5,130,992.85 and 1,499,637.55 is: 2,250,075.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,719.87 : 5,130,992.85 = 1,499,637.55 : x
  2. Step 2: Convert to fraction form
    3,419,719.87/5,130,992.85 = 1,499,637.55/x
  3. Step 3: Cross multiply
    3,419,719.87x = 5,130,992.85 × 1,499,637.55
  4. Step 4: Simplify right side
    3,419,719.87x = 7,694,629,546,641.52
  5. Step 5: Solve for x
    x = 7,694,629,546,641.52/3,419,719.87
  6. Step 6: Final answer
    x = 2,250,075.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.