Home / 3,401,303.87-4,693,622.19-2,112,116.78

Finding the Fourth Proportional to 3,401,303.87, 4,693,622.19 and 2,112,116.78

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Solution

The fourth proportional to 3,401,303.87, 4,693,622.19 and 2,112,116.78 is: 2,914,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401,303.87 : 4,693,622.19 = 2,112,116.78 : x
  2. Step 2: Convert to fraction form
    3,401,303.87/4,693,622.19 = 2,112,116.78/x
  3. Step 3: Cross multiply
    3,401,303.87x = 4,693,622.19 × 2,112,116.78
  4. Step 4: Simplify right side
    3,401,303.87x = 9,913,478,184,572.54
  5. Step 5: Solve for x
    x = 9,913,478,184,572.54/3,401,303.87
  6. Step 6: Final answer
    x = 2,914,611.15

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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.