Home / 2,387,643.12-3,581,604.90-681,655.32

Finding the Fourth Proportional to 2,387,643.12, 3,581,604.90 and 681,655.32

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Solution

The fourth proportional to 2,387,643.12, 3,581,604.90 and 681,655.32 is: 1,022,523.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,643.12 : 3,581,604.90 = 681,655.32 : x
  2. Step 2: Convert to fraction form
    2,387,643.12/3,581,604.90 = 681,655.32/x
  3. Step 3: Cross multiply
    2,387,643.12x = 3,581,604.90 × 681,655.32
  4. Step 4: Simplify right side
    2,387,643.12x = 2,441,420,034,223.07
  5. Step 5: Solve for x
    x = 2,441,420,034,223.07/2,387,643.12
  6. Step 6: Final answer
    x = 1,022,523.01

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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.