Home / 1,119,903.66-1,680,093.63-361,788.62

Finding the Fourth Proportional to 1,119,903.66, 1,680,093.63 and 361,788.62

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Solution

The fourth proportional to 1,119,903.66, 1,680,093.63 and 361,788.62 is: 542,759.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,903.66 : 1,680,093.63 = 361,788.62 : x
  2. Step 2: Convert to fraction form
    1,119,903.66/1,680,093.63 = 361,788.62/x
  3. Step 3: Cross multiply
    1,119,903.66x = 1,680,093.63 × 361,788.62
  4. Step 4: Simplify right side
    1,119,903.66x = 607,838,747,468.02
  5. Step 5: Solve for x
    x = 607,838,747,468.02/1,119,903.66
  6. Step 6: Final answer
    x = 542,759.85

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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.