Home / 1,285,530.39-1,774,049.58-704,808.18

Finding the Fourth Proportional to 1,285,530.39, 1,774,049.58 and 704,808.18

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Solution

The fourth proportional to 1,285,530.39, 1,774,049.58 and 704,808.18 is: 972,644.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,530.39 : 1,774,049.58 = 704,808.18 : x
  2. Step 2: Convert to fraction form
    1,285,530.39/1,774,049.58 = 704,808.18/x
  3. Step 3: Cross multiply
    1,285,530.39x = 1,774,049.58 × 704,808.18
  4. Step 4: Simplify right side
    1,285,530.39x = 1,250,364,655,709.56
  5. Step 5: Solve for x
    x = 1,250,364,655,709.56/1,285,530.39
  6. Step 6: Final answer
    x = 972,644.96

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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.