Home / 1,454,560.53-2,180,343.72-645,326.05

Finding the Fourth Proportional to 1,454,560.53, 2,180,343.72 and 645,326.05

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Solution

The fourth proportional to 1,454,560.53, 2,180,343.72 and 645,326.05 is: 967,324.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,560.53 : 2,180,343.72 = 645,326.05 : x
  2. Step 2: Convert to fraction form
    1,454,560.53/2,180,343.72 = 645,326.05/x
  3. Step 3: Cross multiply
    1,454,560.53x = 2,180,343.72 × 645,326.05
  4. Step 4: Simplify right side
    1,454,560.53x = 1,407,032,600,469.91
  5. Step 5: Solve for x
    x = 1,407,032,600,469.91/1,454,560.53
  6. Step 6: Final answer
    x = 967,324.89

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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.