Home / 3,631,021.71-5,010,809.94-1,999,425.17

Finding the Fourth Proportional to 3,631,021.71, 5,010,809.94 and 1,999,425.17

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Solution

The fourth proportional to 3,631,021.71, 5,010,809.94 and 1,999,425.17 is: 2,759,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,021.71 : 5,010,809.94 = 1,999,425.17 : x
  2. Step 2: Convert to fraction form
    3,631,021.71/5,010,809.94 = 1,999,425.17/x
  3. Step 3: Cross multiply
    3,631,021.71x = 5,010,809.94 × 1,999,425.17
  4. Step 4: Simplify right side
    3,631,021.71x = 10,018,739,491,068.14
  5. Step 5: Solve for x
    x = 10,018,739,491,068.14/3,631,021.71
  6. Step 6: Final answer
    x = 2,759,206.72

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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.