Home / 5,195,223.80-7,793,688.66-1,600,991.36

Finding the Fourth Proportional to 5,195,223.80, 7,793,688.66 and 1,600,991.36

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Solution

The fourth proportional to 5,195,223.80, 7,793,688.66 and 1,600,991.36 is: 2,401,749.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,223.80 : 7,793,688.66 = 1,600,991.36 : x
  2. Step 2: Convert to fraction form
    5,195,223.80/7,793,688.66 = 1,600,991.36/x
  3. Step 3: Cross multiply
    5,195,223.80x = 7,793,688.66 × 1,600,991.36
  4. Step 4: Simplify right side
    5,195,223.80x = 12,477,628,207,189.98
  5. Step 5: Solve for x
    x = 12,477,628,207,189.98/5,195,223.80
  6. Step 6: Final answer
    x = 2,401,749.89

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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.