Home / 1,165,971.25-1,749,953.78-456,497.51

Finding the Fourth Proportional to 1,165,971.25, 1,749,953.78 and 456,497.51

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Solution

The fourth proportional to 1,165,971.25, 1,749,953.78 and 456,497.51 is: 685,136.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,971.25 : 1,749,953.78 = 456,497.51 : x
  2. Step 2: Convert to fraction form
    1,165,971.25/1,749,953.78 = 456,497.51/x
  3. Step 3: Cross multiply
    1,165,971.25x = 1,749,953.78 × 456,497.51
  4. Step 4: Simplify right side
    1,165,971.25x = 798,849,543,185.09
  5. Step 5: Solve for x
    x = 798,849,543,185.09/1,165,971.25
  6. Step 6: Final answer
    x = 685,136.57

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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.