Home / 1,949,190.46-2,918,084.28-1,137,091.74

Finding the Fourth Proportional to 1,949,190.46, 2,918,084.28 and 1,137,091.74

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Solution

The fourth proportional to 1,949,190.46, 2,918,084.28 and 1,137,091.74 is: 1,702,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,190.46 : 2,918,084.28 = 1,137,091.74 : x
  2. Step 2: Convert to fraction form
    1,949,190.46/2,918,084.28 = 1,137,091.74/x
  3. Step 3: Cross multiply
    1,949,190.46x = 2,918,084.28 × 1,137,091.74
  4. Step 4: Simplify right side
    1,949,190.46x = 3,318,129,531,411.85
  5. Step 5: Solve for x
    x = 3,318,129,531,411.85/1,949,190.46
  6. Step 6: Final answer
    x = 1,702,311.60

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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.