Home / 1,906,485.22-2,859,725.43-486,541.34

Finding the Fourth Proportional to 1,906,485.22, 2,859,725.43 and 486,541.34

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Solution

The fourth proportional to 1,906,485.22, 2,859,725.43 and 486,541.34 is: 729,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,485.22 : 2,859,725.43 = 486,541.34 : x
  2. Step 2: Convert to fraction form
    1,906,485.22/2,859,725.43 = 486,541.34/x
  3. Step 3: Cross multiply
    1,906,485.22x = 2,859,725.43 × 486,541.34
  4. Step 4: Simplify right side
    1,906,485.22x = 1,391,374,642,744.28
  5. Step 5: Solve for x
    x = 1,391,374,642,744.28/1,906,485.22
  6. Step 6: Final answer
    x = 729,811.40

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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.