Home / 2,147,833.33-3,221,748.74-631,528.85

Finding the Fourth Proportional to 2,147,833.33, 3,221,748.74 and 631,528.85

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Solution

The fourth proportional to 2,147,833.33, 3,221,748.74 and 631,528.85 is: 947,292.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,833.33 : 3,221,748.74 = 631,528.85 : x
  2. Step 2: Convert to fraction form
    2,147,833.33/3,221,748.74 = 631,528.85/x
  3. Step 3: Cross multiply
    2,147,833.33x = 3,221,748.74 × 631,528.85
  4. Step 4: Simplify right side
    2,147,833.33x = 2,034,627,286,394.34
  5. Step 5: Solve for x
    x = 2,034,627,286,394.34/2,147,833.33
  6. Step 6: Final answer
    x = 947,292.91

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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.