Home / 1,757,817.89-2,636,971.92-543,493.65

Finding the Fourth Proportional to 1,757,817.89, 2,636,971.92 and 543,493.65

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Solution

The fourth proportional to 1,757,817.89, 2,636,971.92 and 543,493.65 is: 815,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,817.89 : 2,636,971.92 = 543,493.65 : x
  2. Step 2: Convert to fraction form
    1,757,817.89/2,636,971.92 = 543,493.65/x
  3. Step 3: Cross multiply
    1,757,817.89x = 2,636,971.92 × 543,493.65
  4. Step 4: Simplify right side
    1,757,817.89x = 1,433,177,493,748.31
  5. Step 5: Solve for x
    x = 1,433,177,493,748.31/1,757,817.89
  6. Step 6: Final answer
    x = 815,316.25

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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.