Home / 1,019,922.30-1,530,072.65-336,856.46

Finding the Fourth Proportional to 1,019,922.30, 1,530,072.65 and 336,856.46

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Solution

The fourth proportional to 1,019,922.30, 1,530,072.65 and 336,856.46 is: 505,347.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,922.30 : 1,530,072.65 = 336,856.46 : x
  2. Step 2: Convert to fraction form
    1,019,922.30/1,530,072.65 = 336,856.46/x
  3. Step 3: Cross multiply
    1,019,922.30x = 1,530,072.65 × 336,856.46
  4. Step 4: Simplify right side
    1,019,922.30x = 515,414,849,613.60
  5. Step 5: Solve for x
    x = 515,414,849,613.60/1,019,922.30
  6. Step 6: Final answer
    x = 505,347.17

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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.