Home / 1,091,438.94-1,637,474.42-451,624.58

Finding the Fourth Proportional to 1,091,438.94, 1,637,474.42 and 451,624.58

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Solution

The fourth proportional to 1,091,438.94, 1,637,474.42 and 451,624.58 is: 677,567.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,438.94 : 1,637,474.42 = 451,624.58 : x
  2. Step 2: Convert to fraction form
    1,091,438.94/1,637,474.42 = 451,624.58/x
  3. Step 3: Cross multiply
    1,091,438.94x = 1,637,474.42 × 451,624.58
  4. Step 4: Simplify right side
    1,091,438.94x = 739,523,686,747.75
  5. Step 5: Solve for x
    x = 739,523,686,747.75/1,091,438.94
  6. Step 6: Final answer
    x = 677,567.62

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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.