Home / 2,083,361.54-3,125,341.77-644,157.17

Finding the Fourth Proportional to 2,083,361.54, 3,125,341.77 and 644,157.17

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Solution

The fourth proportional to 2,083,361.54, 3,125,341.77 and 644,157.17 is: 966,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,361.54 : 3,125,341.77 = 644,157.17 : x
  2. Step 2: Convert to fraction form
    2,083,361.54/3,125,341.77 = 644,157.17/x
  3. Step 3: Cross multiply
    2,083,361.54x = 3,125,341.77 × 644,157.17
  4. Step 4: Simplify right side
    2,083,361.54x = 2,013,211,309,845.99
  5. Step 5: Solve for x
    x = 2,013,211,309,845.99/2,083,361.54
  6. Step 6: Final answer
    x = 966,328.35

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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.