Home / 1,916,591.83-2,874,265.46-636,855.62

Finding the Fourth Proportional to 1,916,591.83, 2,874,265.46 and 636,855.62

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Solution

The fourth proportional to 1,916,591.83, 2,874,265.46 and 636,855.62 is: 955,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,591.83 : 2,874,265.46 = 636,855.62 : x
  2. Step 2: Convert to fraction form
    1,916,591.83/2,874,265.46 = 636,855.62/x
  3. Step 3: Cross multiply
    1,916,591.83x = 2,874,265.46 × 636,855.62
  4. Step 4: Simplify right side
    1,916,591.83x = 1,830,492,096,405.49
  5. Step 5: Solve for x
    x = 1,830,492,096,405.49/1,916,591.83
  6. Step 6: Final answer
    x = 955,076.65

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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.