Home / 3,450,164.51-5,168,613.87-1,929,234.47

Finding the Fourth Proportional to 3,450,164.51, 5,168,613.87 and 1,929,234.47

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Solution

The fourth proportional to 3,450,164.51, 5,168,613.87 and 1,929,234.47 is: 2,890,142.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,164.51 : 5,168,613.87 = 1,929,234.47 : x
  2. Step 2: Convert to fraction form
    3,450,164.51/5,168,613.87 = 1,929,234.47/x
  3. Step 3: Cross multiply
    3,450,164.51x = 5,168,613.87 × 1,929,234.47
  4. Step 4: Simplify right side
    3,450,164.51x = 9,971,468,014,281.03
  5. Step 5: Solve for x
    x = 9,971,468,014,281.03/3,450,164.51
  6. Step 6: Final answer
    x = 2,890,142.77

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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.