Home / 2,580,208.44-3,870,325.05-783,107.51

Finding the Fourth Proportional to 2,580,208.44, 3,870,325.05 and 783,107.51

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Solution

The fourth proportional to 2,580,208.44, 3,870,325.05 and 783,107.51 is: 1,174,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,208.44 : 3,870,325.05 = 783,107.51 : x
  2. Step 2: Convert to fraction form
    2,580,208.44/3,870,325.05 = 783,107.51/x
  3. Step 3: Cross multiply
    2,580,208.44x = 3,870,325.05 × 783,107.51
  4. Step 4: Simplify right side
    2,580,208.44x = 3,030,880,593,444.50
  5. Step 5: Solve for x
    x = 3,030,880,593,444.50/2,580,208.44
  6. Step 6: Final answer
    x = 1,174,665.02

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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.