Home / 1,659,941.43-2,290,816.82-1,015,485.15

Finding the Fourth Proportional to 1,659,941.43, 2,290,816.82 and 1,015,485.15

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Solution

The fourth proportional to 1,659,941.43, 2,290,816.82 and 1,015,485.15 is: 1,401,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,941.43 : 2,290,816.82 = 1,015,485.15 : x
  2. Step 2: Convert to fraction form
    1,659,941.43/2,290,816.82 = 1,015,485.15/x
  3. Step 3: Cross multiply
    1,659,941.43x = 2,290,816.82 × 1,015,485.15
  4. Step 4: Simplify right side
    1,659,941.43x = 2,326,290,462,080.22
  5. Step 5: Solve for x
    x = 2,326,290,462,080.22/1,659,941.43
  6. Step 6: Final answer
    x = 1,401,429.24

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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.