Home / 3,112,355.93-4,294,401.57-1,889,305.34

Finding the Fourth Proportional to 3,112,355.93, 4,294,401.57 and 1,889,305.34

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Solution

The fourth proportional to 3,112,355.93, 4,294,401.57 and 1,889,305.34 is: 2,606,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,355.93 : 4,294,401.57 = 1,889,305.34 : x
  2. Step 2: Convert to fraction form
    3,112,355.93/4,294,401.57 = 1,889,305.34/x
  3. Step 3: Cross multiply
    3,112,355.93x = 4,294,401.57 × 1,889,305.34
  4. Step 4: Simplify right side
    3,112,355.93x = 8,113,435,796,833.38
  5. Step 5: Solve for x
    x = 8,113,435,796,833.38/3,112,355.93
  6. Step 6: Final answer
    x = 2,606,847.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.