Home / 1,454,522.53-2,181,783.74-685,841.32

Finding the Fourth Proportional to 1,454,522.53, 2,181,783.74 and 685,841.32

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Solution

The fourth proportional to 1,454,522.53, 2,181,783.74 and 685,841.32 is: 1,028,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,522.53 : 2,181,783.74 = 685,841.32 : x
  2. Step 2: Convert to fraction form
    1,454,522.53/2,181,783.74 = 685,841.32/x
  3. Step 3: Cross multiply
    1,454,522.53x = 2,181,783.74 × 685,841.32
  4. Step 4: Simplify right side
    1,454,522.53x = 1,496,357,440,196.14
  5. Step 5: Solve for x
    x = 1,496,357,440,196.14/1,454,522.53
  6. Step 6: Final answer
    x = 1,028,761.95

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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.