Home / 2,458,245.20-3,683,911.80-1,953,669.20

Finding the Fourth Proportional to 2,458,245.20, 3,683,911.80 and 1,953,669.20

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Solution

The fourth proportional to 2,458,245.20, 3,683,911.80 and 1,953,669.20 is: 2,927,757.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458,245.20 : 3,683,911.80 = 1,953,669.20 : x
  2. Step 2: Convert to fraction form
    2,458,245.20/3,683,911.80 = 1,953,669.20/x
  3. Step 3: Cross multiply
    2,458,245.20x = 3,683,911.80 × 1,953,669.20
  4. Step 4: Simplify right side
    2,458,245.20x = 7,197,145,019,176.56
  5. Step 5: Solve for x
    x = 7,197,145,019,176.56/2,458,245.20
  6. Step 6: Final answer
    x = 2,927,757.17

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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.