Home / 1,189,684.21-1,784,595.54-336,684.50

Finding the Fourth Proportional to 1,189,684.21, 1,784,595.54 and 336,684.50

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Solution

The fourth proportional to 1,189,684.21, 1,784,595.54 and 336,684.50 is: 505,046.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,684.21 : 1,784,595.54 = 336,684.50 : x
  2. Step 2: Convert to fraction form
    1,189,684.21/1,784,595.54 = 336,684.50/x
  3. Step 3: Cross multiply
    1,189,684.21x = 1,784,595.54 × 336,684.50
  4. Step 4: Simplify right side
    1,189,684.21x = 600,845,655,403.71
  5. Step 5: Solve for x
    x = 600,845,655,403.71/1,189,684.21
  6. Step 6: Final answer
    x = 505,046.34

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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.