Home / 1,024,855.12-1,538,215.48-545,485.33

Finding the Fourth Proportional to 1,024,855.12, 1,538,215.48 and 545,485.33

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Solution

The fourth proportional to 1,024,855.12, 1,538,215.48 and 545,485.33 is: 818,724.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,855.12 : 1,538,215.48 = 545,485.33 : x
  2. Step 2: Convert to fraction form
    1,024,855.12/1,538,215.48 = 545,485.33/x
  3. Step 3: Cross multiply
    1,024,855.12x = 1,538,215.48 × 545,485.33
  4. Step 4: Simplify right side
    1,024,855.12x = 839,073,978,718.91
  5. Step 5: Solve for x
    x = 839,073,978,718.91/1,024,855.12
  6. Step 6: Final answer
    x = 818,724.48

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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.