Home / 4,208,778.89-5,808,116.59-2,275,039.46

Finding the Fourth Proportional to 4,208,778.89, 5,808,116.59 and 2,275,039.46

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Solution

The fourth proportional to 4,208,778.89, 5,808,116.59 and 2,275,039.46 is: 3,139,555.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208,778.89 : 5,808,116.59 = 2,275,039.46 : x
  2. Step 2: Convert to fraction form
    4,208,778.89/5,808,116.59 = 2,275,039.46/x
  3. Step 3: Cross multiply
    4,208,778.89x = 5,808,116.59 × 2,275,039.46
  4. Step 4: Simplify right side
    4,208,778.89x = 13,213,694,449,467.28
  5. Step 5: Solve for x
    x = 13,213,694,449,467.28/4,208,778.89
  6. Step 6: Final answer
    x = 3,139,555.39

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Double scale
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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.