Home / 1,054,261.12-1,581,394.88-255,539.52

Finding the Fourth Proportional to 1,054,261.12, 1,581,394.88 and 255,539.52

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Solution

The fourth proportional to 1,054,261.12, 1,581,394.88 and 255,539.52 is: 383,310.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,261.12 : 1,581,394.88 = 255,539.52 : x
  2. Step 2: Convert to fraction form
    1,054,261.12/1,581,394.88 = 255,539.52/x
  3. Step 3: Cross multiply
    1,054,261.12x = 1,581,394.88 × 255,539.52
  4. Step 4: Simplify right side
    1,054,261.12x = 404,108,888,565.66
  5. Step 5: Solve for x
    x = 404,108,888,565.66/1,054,261.12
  6. Step 6: Final answer
    x = 383,310.06

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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.