Home / 1,148,584.86-1,723,136.54-380,080.62

Finding the Fourth Proportional to 1,148,584.86, 1,723,136.54 and 380,080.62

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Solution

The fourth proportional to 1,148,584.86, 1,723,136.54 and 380,080.62 is: 570,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,584.86 : 1,723,136.54 = 380,080.62 : x
  2. Step 2: Convert to fraction form
    1,148,584.86/1,723,136.54 = 380,080.62/x
  3. Step 3: Cross multiply
    1,148,584.86x = 1,723,136.54 × 380,080.62
  4. Step 4: Simplify right side
    1,148,584.86x = 654,930,804,467.86
  5. Step 5: Solve for x
    x = 654,930,804,467.86/1,148,584.86
  6. Step 6: Final answer
    x = 570,206.72

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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.