Home / 4,198,298.40-6,288,116.40-3,638,426.40

Finding the Fourth Proportional to 4,198,298.40, 6,288,116.40 and 3,638,426.40

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Solution

The fourth proportional to 4,198,298.40, 6,288,116.40 and 3,638,426.40 is: 5,449,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198,298.40 : 6,288,116.40 = 3,638,426.40 : x
  2. Step 2: Convert to fraction form
    4,198,298.40/6,288,116.40 = 3,638,426.40/x
  3. Step 3: Cross multiply
    4,198,298.40x = 6,288,116.40 × 3,638,426.40
  4. Step 4: Simplify right side
    4,198,298.40x = 22,878,848,716,032.96
  5. Step 5: Solve for x
    x = 22,878,848,716,032.96/4,198,298.40
  6. Step 6: Final answer
    x = 5,449,552.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.