Home / 3,017,086.70-4,163,550.36-1,640,430.39

Finding the Fourth Proportional to 3,017,086.70, 4,163,550.36 and 1,640,430.39

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Solution

The fourth proportional to 3,017,086.70, 4,163,550.36 and 1,640,430.39 is: 2,263,778.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,086.70 : 4,163,550.36 = 1,640,430.39 : x
  2. Step 2: Convert to fraction form
    3,017,086.70/4,163,550.36 = 1,640,430.39/x
  3. Step 3: Cross multiply
    3,017,086.70x = 4,163,550.36 × 1,640,430.39
  4. Step 4: Simplify right side
    3,017,086.70x = 6,830,014,540,839.44
  5. Step 5: Solve for x
    x = 6,830,014,540,839.44/3,017,086.70
  6. Step 6: Final answer
    x = 2,263,778.02

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1.5x scale

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.