Home / 1,645,609.90-2,467,430.70-848,448.40

Finding the Fourth Proportional to 1,645,609.90, 2,467,430.70 and 848,448.40

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Solution

The fourth proportional to 1,645,609.90, 2,467,430.70 and 848,448.40 is: 1,272,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,609.90 : 2,467,430.70 = 848,448.40 : x
  2. Step 2: Convert to fraction form
    1,645,609.90/2,467,430.70 = 848,448.40/x
  3. Step 3: Cross multiply
    1,645,609.90x = 2,467,430.70 × 848,448.40
  4. Step 4: Simplify right side
    1,645,609.90x = 2,093,487,629,525.88
  5. Step 5: Solve for x
    x = 2,093,487,629,525.88/1,645,609.90
  6. Step 6: Final answer
    x = 1,272,165.19

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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.