Home / 2,289,322.90-3,434,470.08-869,347.54

Finding the Fourth Proportional to 2,289,322.90, 3,434,470.08 and 869,347.54

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Solution

The fourth proportional to 2,289,322.90, 3,434,470.08 and 869,347.54 is: 1,304,205.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,322.90 : 3,434,470.08 = 869,347.54 : x
  2. Step 2: Convert to fraction form
    2,289,322.90/3,434,470.08 = 869,347.54/x
  3. Step 3: Cross multiply
    2,289,322.90x = 3,434,470.08 × 869,347.54
  4. Step 4: Simplify right side
    2,289,322.90x = 2,985,748,115,251.60
  5. Step 5: Solve for x
    x = 2,985,748,115,251.60/2,289,322.90
  6. Step 6: Final answer
    x = 1,304,205.76

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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.