Home / 2,105,960.44-3,158,938.22-686,014.24

Finding the Fourth Proportional to 2,105,960.44, 3,158,938.22 and 686,014.24

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Solution

The fourth proportional to 2,105,960.44, 3,158,938.22 and 686,014.24 is: 1,029,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,960.44 : 3,158,938.22 = 686,014.24 : x
  2. Step 2: Convert to fraction form
    2,105,960.44/3,158,938.22 = 686,014.24/x
  3. Step 3: Cross multiply
    2,105,960.44x = 3,158,938.22 × 686,014.24
  4. Step 4: Simplify right side
    2,105,960.44x = 2,167,076,602,200.25
  5. Step 5: Solve for x
    x = 2,167,076,602,200.25/2,105,960.44
  6. Step 6: Final answer
    x = 1,029,020.57

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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.