Home / 793,939.89-1,192,441.68-680,345.22

Finding the Fourth Proportional to 793,939.89, 1,192,441.68 and 680,345.22

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Solution

The fourth proportional to 793,939.89, 1,192,441.68 and 680,345.22 is: 1,021,830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,939.89 : 1,192,441.68 = 680,345.22 : x
  2. Step 2: Convert to fraction form
    793,939.89/1,192,441.68 = 680,345.22/x
  3. Step 3: Cross multiply
    793,939.89x = 1,192,441.68 × 680,345.22
  4. Step 4: Simplify right side
    793,939.89x = 811,271,997,116.77
  5. Step 5: Solve for x
    x = 811,271,997,116.77/793,939.89
  6. Step 6: Final answer
    x = 1,021,830.50

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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.