Home / 1,605,536.32-2,406,618.68-540,208.56

Finding the Fourth Proportional to 1,605,536.32, 2,406,618.68 and 540,208.56

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Solution

The fourth proportional to 1,605,536.32, 2,406,618.68 and 540,208.56 is: 809,745.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,536.32 : 2,406,618.68 = 540,208.56 : x
  2. Step 2: Convert to fraction form
    1,605,536.32/2,406,618.68 = 540,208.56/x
  3. Step 3: Cross multiply
    1,605,536.32x = 2,406,618.68 × 540,208.56
  4. Step 4: Simplify right side
    1,605,536.32x = 1,300,076,011,591.90
  5. Step 5: Solve for x
    x = 1,300,076,011,591.90/1,605,536.32
  6. Step 6: Final answer
    x = 809,745.63

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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.