Home / 1,431,633.87-2,147,401.56-366,685.14

Finding the Fourth Proportional to 1,431,633.87, 2,147,401.56 and 366,685.14

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Solution

The fourth proportional to 1,431,633.87, 2,147,401.56 and 366,685.14 is: 550,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,633.87 : 2,147,401.56 = 366,685.14 : x
  2. Step 2: Convert to fraction form
    1,431,633.87/2,147,401.56 = 366,685.14/x
  3. Step 3: Cross multiply
    1,431,633.87x = 2,147,401.56 × 366,685.14
  4. Step 4: Simplify right side
    1,431,633.87x = 787,420,241,664.82
  5. Step 5: Solve for x
    x = 787,420,241,664.82/1,431,633.87
  6. Step 6: Final answer
    x = 550,015.10

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1.5x scale

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.