Home / 2,229,056.33-3,076,045.69-1,311,344.57

Finding the Fourth Proportional to 2,229,056.33, 3,076,045.69 and 1,311,344.57

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Solution

The fourth proportional to 2,229,056.33, 3,076,045.69 and 1,311,344.57 is: 1,809,624.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,056.33 : 3,076,045.69 = 1,311,344.57 : x
  2. Step 2: Convert to fraction form
    2,229,056.33/3,076,045.69 = 1,311,344.57/x
  3. Step 3: Cross multiply
    2,229,056.33x = 3,076,045.69 × 1,311,344.57
  4. Step 4: Simplify right side
    2,229,056.33x = 4,033,755,812,653.40
  5. Step 5: Solve for x
    x = 4,033,755,812,653.40/2,229,056.33
  6. Step 6: Final answer
    x = 1,809,624.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.