Home / 5,093,998.60-7,640,779.20-1,728,205.60

Finding the Fourth Proportional to 5,093,998.60, 7,640,779.20 and 1,728,205.60

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Solution

The fourth proportional to 5,093,998.60, 7,640,779.20 and 1,728,205.60 is: 2,592,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093,998.60 : 7,640,779.20 = 1,728,205.60 : x
  2. Step 2: Convert to fraction form
    5,093,998.60/7,640,779.20 = 1,728,205.60/x
  3. Step 3: Cross multiply
    5,093,998.60x = 7,640,779.20 × 1,728,205.60
  4. Step 4: Simplify right side
    5,093,998.60x = 13,204,837,401,803.52
  5. Step 5: Solve for x
    x = 13,204,837,401,803.52/5,093,998.60
  6. Step 6: Final answer
    x = 2,592,234.20

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1.5x scale

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.