Home / 3,131,621-4,321,636.98-1,700,837

Finding the Fourth Proportional to 3,131,621, 4,321,636.98 and 1,700,837

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Solution

The fourth proportional to 3,131,621, 4,321,636.98 and 1,700,837 is: 2,347,155.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,621 : 4,321,636.98 = 1,700,837 : x
  2. Step 2: Convert to fraction form
    3,131,621/4,321,636.98 = 1,700,837/x
  3. Step 3: Cross multiply
    3,131,621x = 4,321,636.98 × 1,700,837
  4. Step 4: Simplify right side
    3,131,621x = 7,350,400,076,152.26
  5. Step 5: Solve for x
    x = 7,350,400,076,152.26/3,131,621
  6. Step 6: Final answer
    x = 2,347,155.06

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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.