Home / 2,153,184.60-3,228,999.30-1,087,872.60

Finding the Fourth Proportional to 2,153,184.60, 3,228,999.30 and 1,087,872.60

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Solution

The fourth proportional to 2,153,184.60, 3,228,999.30 and 1,087,872.60 is: 1,631,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,184.60 : 3,228,999.30 = 1,087,872.60 : x
  2. Step 2: Convert to fraction form
    2,153,184.60/3,228,999.30 = 1,087,872.60/x
  3. Step 3: Cross multiply
    2,153,184.60x = 3,228,999.30 × 1,087,872.60
  4. Step 4: Simplify right side
    2,153,184.60x = 3,512,739,863,889.18
  5. Step 5: Solve for x
    x = 3,512,739,863,889.18/2,153,184.60
  6. Step 6: Final answer
    x = 1,631,416.03

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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.