Home / 2,142,175.84-3,190,999.19-2,026,149.17

Finding the Fourth Proportional to 2,142,175.84, 3,190,999.19 and 2,026,149.17

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Solution

The fourth proportional to 2,142,175.84, 3,190,999.19 and 2,026,149.17 is: 3,018,165.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,175.84 : 3,190,999.19 = 2,026,149.17 : x
  2. Step 2: Convert to fraction form
    2,142,175.84/3,190,999.19 = 2,026,149.17/x
  3. Step 3: Cross multiply
    2,142,175.84x = 3,190,999.19 × 2,026,149.17
  4. Step 4: Simplify right side
    2,142,175.84x = 6,465,440,334,203.43
  5. Step 5: Solve for x
    x = 6,465,440,334,203.43/2,142,175.84
  6. Step 6: Final answer
    x = 3,018,165.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.