Home / 1,120,477.92-1,679,653.08-446,972.64

Finding the Fourth Proportional to 1,120,477.92, 1,679,653.08 and 446,972.64

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Solution

The fourth proportional to 1,120,477.92, 1,679,653.08 and 446,972.64 is: 670,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,477.92 : 1,679,653.08 = 446,972.64 : x
  2. Step 2: Convert to fraction form
    1,120,477.92/1,679,653.08 = 446,972.64/x
  3. Step 3: Cross multiply
    1,120,477.92x = 1,679,653.08 × 446,972.64
  4. Step 4: Simplify right side
    1,120,477.92x = 750,758,971,451.73
  5. Step 5: Solve for x
    x = 750,758,971,451.73/1,120,477.92
  6. Step 6: Final answer
    x = 670,034.60

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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.