Home / 3,346,799.20-4,618,618.68-1,818,906.40

Finding the Fourth Proportional to 3,346,799.20, 4,618,618.68 and 1,818,906.40

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Solution

The fourth proportional to 3,346,799.20, 4,618,618.68 and 1,818,906.40 is: 2,510,110.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346,799.20 : 4,618,618.68 = 1,818,906.40 : x
  2. Step 2: Convert to fraction form
    3,346,799.20/4,618,618.68 = 1,818,906.40/x
  3. Step 3: Cross multiply
    3,346,799.20x = 4,618,618.68 × 1,818,906.40
  4. Step 4: Simplify right side
    3,346,799.20x = 8,400,835,076,211.55
  5. Step 5: Solve for x
    x = 8,400,835,076,211.55/3,346,799.20
  6. Step 6: Final answer
    x = 2,510,110.28

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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.