Home / 3,618,465.64-4,994,127.30-2,705,278.12

Finding the Fourth Proportional to 3,618,465.64, 4,994,127.30 and 2,705,278.12

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Solution

The fourth proportional to 3,618,465.64, 4,994,127.30 and 2,705,278.12 is: 3,733,765.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,465.64 : 4,994,127.30 = 2,705,278.12 : x
  2. Step 2: Convert to fraction form
    3,618,465.64/4,994,127.30 = 2,705,278.12/x
  3. Step 3: Cross multiply
    3,618,465.64x = 4,994,127.30 × 2,705,278.12
  4. Step 4: Simplify right side
    3,618,465.64x = 13,510,503,313,184.68
  5. Step 5: Solve for x
    x = 13,510,503,313,184.68/3,618,465.64
  6. Step 6: Final answer
    x = 3,733,765.82

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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.