Home / 1,980,018.97-2,732,427.29-1,074,600.97

Finding the Fourth Proportional to 1,980,018.97, 2,732,427.29 and 1,074,600.97

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Solution

The fourth proportional to 1,980,018.97, 2,732,427.29 and 1,074,600.97 is: 1,482,949.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,018.97 : 2,732,427.29 = 1,074,600.97 : x
  2. Step 2: Convert to fraction form
    1,980,018.97/2,732,427.29 = 1,074,600.97/x
  3. Step 3: Cross multiply
    1,980,018.97x = 2,732,427.29 × 1,074,600.97
  4. Step 4: Simplify right side
    1,980,018.97x = 2,936,269,012,143.91
  5. Step 5: Solve for x
    x = 2,936,269,012,143.91/1,980,018.97
  6. Step 6: Final answer
    x = 1,482,949.94

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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.