Home / 2,289,321.90-3,434,468.58-869,346.54

Finding the Fourth Proportional to 2,289,321.90, 3,434,468.58 and 869,346.54

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Solution

The fourth proportional to 2,289,321.90, 3,434,468.58 and 869,346.54 is: 1,304,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,321.90 : 3,434,468.58 = 869,346.54 : x
  2. Step 2: Convert to fraction form
    2,289,321.90/3,434,468.58 = 869,346.54/x
  3. Step 3: Cross multiply
    2,289,321.90x = 3,434,468.58 × 869,346.54
  4. Step 4: Simplify right side
    2,289,321.90x = 2,985,743,376,761.71
  5. Step 5: Solve for x
    x = 2,985,743,376,761.71/2,289,321.90
  6. Step 6: Final answer
    x = 1,304,204.26

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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.