Home / 1,706,238.51-2,557,389.46-640,600.89

Finding the Fourth Proportional to 1,706,238.51, 2,557,389.46 and 640,600.89

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Solution

The fourth proportional to 1,706,238.51, 2,557,389.46 and 640,600.89 is: 960,162.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,238.51 : 2,557,389.46 = 640,600.89 : x
  2. Step 2: Convert to fraction form
    1,706,238.51/2,557,389.46 = 640,600.89/x
  3. Step 3: Cross multiply
    1,706,238.51x = 2,557,389.46 × 640,600.89
  4. Step 4: Simplify right side
    1,706,238.51x = 1,638,265,964,152.62
  5. Step 5: Solve for x
    x = 1,638,265,964,152.62/1,706,238.51
  6. Step 6: Final answer
    x = 960,162.34

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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.