Home / 1,942,815-2,681,084.70-1,137,999

Finding the Fourth Proportional to 1,942,815, 2,681,084.70 and 1,137,999

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Solution

The fourth proportional to 1,942,815, 2,681,084.70 and 1,137,999 is: 1,570,438.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,815 : 2,681,084.70 = 1,137,999 : x
  2. Step 2: Convert to fraction form
    1,942,815/2,681,084.70 = 1,137,999/x
  3. Step 3: Cross multiply
    1,942,815x = 2,681,084.70 × 1,137,999
  4. Step 4: Simplify right side
    1,942,815x = 3,051,071,707,515.30
  5. Step 5: Solve for x
    x = 3,051,071,707,515.30/1,942,815
  6. Step 6: Final answer
    x = 1,570,438.62

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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.