Home / 1,042,680.51-1,438,920.99-589,971.51

Finding the Fourth Proportional to 1,042,680.51, 1,438,920.99 and 589,971.51

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Solution

The fourth proportional to 1,042,680.51, 1,438,920.99 and 589,971.51 is: 814,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,680.51 : 1,438,920.99 = 589,971.51 : x
  2. Step 2: Convert to fraction form
    1,042,680.51/1,438,920.99 = 589,971.51/x
  3. Step 3: Cross multiply
    1,042,680.51x = 1,438,920.99 × 589,971.51
  4. Step 4: Simplify right side
    1,042,680.51x = 848,922,389,241.00
  5. Step 5: Solve for x
    x = 848,922,389,241.00/1,042,680.51
  6. Step 6: Final answer
    x = 814,173.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.