Home / 1,143,763.75-1,715,657.96-345,052.22

Finding the Fourth Proportional to 1,143,763.75, 1,715,657.96 and 345,052.22

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Solution

The fourth proportional to 1,143,763.75, 1,715,657.96 and 345,052.22 is: 517,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,763.75 : 1,715,657.96 = 345,052.22 : x
  2. Step 2: Convert to fraction form
    1,143,763.75/1,715,657.96 = 345,052.22/x
  3. Step 3: Cross multiply
    1,143,763.75x = 1,715,657.96 × 345,052.22
  4. Step 4: Simplify right side
    1,143,763.75x = 591,991,590,422.56
  5. Step 5: Solve for x
    x = 591,991,590,422.56/1,143,763.75
  6. Step 6: Final answer
    x = 517,582.05

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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.