Home / 3,219,538.46-4,441,994.10-1,929,908.30

Finding the Fourth Proportional to 3,219,538.46, 4,441,994.10 and 1,929,908.30

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Solution

The fourth proportional to 3,219,538.46, 4,441,994.10 and 1,929,908.30 is: 2,662,692.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,538.46 : 4,441,994.10 = 1,929,908.30 : x
  2. Step 2: Convert to fraction form
    3,219,538.46/4,441,994.10 = 1,929,908.30/x
  3. Step 3: Cross multiply
    3,219,538.46x = 4,441,994.10 × 1,929,908.30
  4. Step 4: Simplify right side
    3,219,538.46x = 8,572,641,259,931.06
  5. Step 5: Solve for x
    x = 8,572,641,259,931.06/3,219,538.46
  6. Step 6: Final answer
    x = 2,662,692.61

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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.