Home / 3,178,357.26-4,768,122.33-1,048,588.62

Finding the Fourth Proportional to 3,178,357.26, 4,768,122.33 and 1,048,588.62

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Solution

The fourth proportional to 3,178,357.26, 4,768,122.33 and 1,048,588.62 is: 1,573,076.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,357.26 : 4,768,122.33 = 1,048,588.62 : x
  2. Step 2: Convert to fraction form
    3,178,357.26/4,768,122.33 = 1,048,588.62/x
  3. Step 3: Cross multiply
    3,178,357.26x = 4,768,122.33 × 1,048,588.62
  4. Step 4: Simplify right side
    3,178,357.26x = 4,999,798,814,005.89
  5. Step 5: Solve for x
    x = 4,999,798,814,005.89/3,178,357.26
  6. Step 6: Final answer
    x = 1,573,076.41

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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.