Home / 1,839,973.11-2,759,801.55-1,120,127.97

Finding the Fourth Proportional to 1,839,973.11, 2,759,801.55 and 1,120,127.97

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Solution

The fourth proportional to 1,839,973.11, 2,759,801.55 and 1,120,127.97 is: 1,680,095.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,973.11 : 2,759,801.55 = 1,120,127.97 : x
  2. Step 2: Convert to fraction form
    1,839,973.11/2,759,801.55 = 1,120,127.97/x
  3. Step 3: Cross multiply
    1,839,973.11x = 2,759,801.55 × 1,120,127.97
  4. Step 4: Simplify right side
    1,839,973.11x = 3,091,330,907,804.35
  5. Step 5: Solve for x
    x = 3,091,330,907,804.35/1,839,973.11
  6. Step 6: Final answer
    x = 1,680,095.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.