Home / 2,137,738.30-2,950,126.65-1,219,949.17

Finding the Fourth Proportional to 2,137,738.30, 2,950,126.65 and 1,219,949.17

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Solution

The fourth proportional to 2,137,738.30, 2,950,126.65 and 1,219,949.17 is: 1,683,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,738.30 : 2,950,126.65 = 1,219,949.17 : x
  2. Step 2: Convert to fraction form
    2,137,738.30/2,950,126.65 = 1,219,949.17/x
  3. Step 3: Cross multiply
    2,137,738.30x = 2,950,126.65 × 1,219,949.17
  4. Step 4: Simplify right side
    2,137,738.30x = 3,599,004,550,687.06
  5. Step 5: Solve for x
    x = 3,599,004,550,687.06/2,137,738.30
  6. Step 6: Final answer
    x = 1,683,557.13

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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.