Home / 2,615,400.90-3,923,101.35-2,289,975.30

Finding the Fourth Proportional to 2,615,400.90, 3,923,101.35 and 2,289,975.30

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Solution

The fourth proportional to 2,615,400.90, 3,923,101.35 and 2,289,975.30 is: 3,434,962.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,400.90 : 3,923,101.35 = 2,289,975.30 : x
  2. Step 2: Convert to fraction form
    2,615,400.90/3,923,101.35 = 2,289,975.30/x
  3. Step 3: Cross multiply
    2,615,400.90x = 3,923,101.35 × 2,289,975.30
  4. Step 4: Simplify right side
    2,615,400.90x = 8,983,805,190,896.65
  5. Step 5: Solve for x
    x = 8,983,805,190,896.65/2,615,400.90
  6. Step 6: Final answer
    x = 3,434,962.95

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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.