Home / 1,701,105.20-2,551,657.80-1,405,860.20

Finding the Fourth Proportional to 1,701,105.20, 2,551,657.80 and 1,405,860.20

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Solution

The fourth proportional to 1,701,105.20, 2,551,657.80 and 1,405,860.20 is: 2,108,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701,105.20 : 2,551,657.80 = 1,405,860.20 : x
  2. Step 2: Convert to fraction form
    1,701,105.20/2,551,657.80 = 1,405,860.20/x
  3. Step 3: Cross multiply
    1,701,105.20x = 2,551,657.80 × 1,405,860.20
  4. Step 4: Simplify right side
    1,701,105.20x = 3,587,274,145,039.56
  5. Step 5: Solve for x
    x = 3,587,274,145,039.56/1,701,105.20
  6. Step 6: Final answer
    x = 2,108,790.30

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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.