Home / 1,839,835.51-2,759,763.62-1,638,365.36

Finding the Fourth Proportional to 1,839,835.51, 2,759,763.62 and 1,638,365.36

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Solution

The fourth proportional to 1,839,835.51, 2,759,763.62 and 1,638,365.36 is: 2,457,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,835.51 : 2,759,763.62 = 1,638,365.36 : x
  2. Step 2: Convert to fraction form
    1,839,835.51/2,759,763.62 = 1,638,365.36/x
  3. Step 3: Cross multiply
    1,839,835.51x = 2,759,763.62 × 1,638,365.36
  4. Step 4: Simplify right side
    1,839,835.51x = 4,521,501,135,775.27
  5. Step 5: Solve for x
    x = 4,521,501,135,775.27/1,839,835.51
  6. Step 6: Final answer
    x = 2,457,557.28

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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.