Home / 2,185,902-3,279,071.75-669,567.42

Finding the Fourth Proportional to 2,185,902, 3,279,071.75 and 669,567.42

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Solution

The fourth proportional to 2,185,902, 3,279,071.75 and 669,567.42 is: 1,004,418.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,902 : 3,279,071.75 = 669,567.42 : x
  2. Step 2: Convert to fraction form
    2,185,902/3,279,071.75 = 669,567.42/x
  3. Step 3: Cross multiply
    2,185,902x = 3,279,071.75 × 669,567.42
  4. Step 4: Simplify right side
    2,185,902x = 2,195,559,608,294.55
  5. Step 5: Solve for x
    x = 2,195,559,608,294.55/2,185,902
  6. Step 6: Final answer
    x = 1,004,418.13

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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.