Home / 2,880,522.14-4,321,945.08-1,281,991.86

Finding the Fourth Proportional to 2,880,522.14, 4,321,945.08 and 1,281,991.86

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Solution

The fourth proportional to 2,880,522.14, 4,321,945.08 and 1,281,991.86 is: 1,923,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,522.14 : 4,321,945.08 = 1,281,991.86 : x
  2. Step 2: Convert to fraction form
    2,880,522.14/4,321,945.08 = 1,281,991.86/x
  3. Step 3: Cross multiply
    2,880,522.14x = 4,321,945.08 × 1,281,991.86
  4. Step 4: Simplify right side
    2,880,522.14x = 5,540,698,411,927.05
  5. Step 5: Solve for x
    x = 5,540,698,411,927.05/2,880,522.14
  6. Step 6: Final answer
    x = 1,923,504.89

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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.