Home / 1,170,918.63-1,755,181.53-664,409.61

Finding the Fourth Proportional to 1,170,918.63, 1,755,181.53 and 664,409.61

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Solution

The fourth proportional to 1,170,918.63, 1,755,181.53 and 664,409.61 is: 995,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,918.63 : 1,755,181.53 = 664,409.61 : x
  2. Step 2: Convert to fraction form
    1,170,918.63/1,755,181.53 = 664,409.61/x
  3. Step 3: Cross multiply
    1,170,918.63x = 1,755,181.53 × 664,409.61
  4. Step 4: Simplify right side
    1,170,918.63x = 1,166,159,475,826.50
  5. Step 5: Solve for x
    x = 1,166,159,475,826.50/1,170,918.63
  6. Step 6: Final answer
    x = 995,935.54

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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.