Home / 1,869,783.62-2,804,675.45-449,839.67

Finding the Fourth Proportional to 1,869,783.62, 2,804,675.45 and 449,839.67

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Solution

The fourth proportional to 1,869,783.62, 2,804,675.45 and 449,839.67 is: 674,759.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,783.62 : 2,804,675.45 = 449,839.67 : x
  2. Step 2: Convert to fraction form
    1,869,783.62/2,804,675.45 = 449,839.67/x
  3. Step 3: Cross multiply
    1,869,783.62x = 2,804,675.45 × 449,839.67
  4. Step 4: Simplify right side
    1,869,783.62x = 1,261,654,262,612.53
  5. Step 5: Solve for x
    x = 1,261,654,262,612.53/1,869,783.62
  6. Step 6: Final answer
    x = 674,759.50

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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.