Home / 3,609,157.50-4,980,638.43-2,158,914.06

Finding the Fourth Proportional to 3,609,157.50, 4,980,638.43 and 2,158,914.06

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Solution

The fourth proportional to 3,609,157.50, 4,980,638.43 and 2,158,914.06 is: 2,979,302.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,157.50 : 4,980,638.43 = 2,158,914.06 : x
  2. Step 2: Convert to fraction form
    3,609,157.50/4,980,638.43 = 2,158,914.06/x
  3. Step 3: Cross multiply
    3,609,157.50x = 4,980,638.43 × 2,158,914.06
  4. Step 4: Simplify right side
    3,609,157.50x = 10,752,770,334,303.33
  5. Step 5: Solve for x
    x = 10,752,770,334,303.33/3,609,157.50
  6. Step 6: Final answer
    x = 2,979,302.05

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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.