Home / 1,999,109.58-2,759,126.40-1,183,765.92

Finding the Fourth Proportional to 1,999,109.58, 2,759,126.40 and 1,183,765.92

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Solution

The fourth proportional to 1,999,109.58, 2,759,126.40 and 1,183,765.92 is: 1,633,807.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,109.58 : 2,759,126.40 = 1,183,765.92 : x
  2. Step 2: Convert to fraction form
    1,999,109.58/2,759,126.40 = 1,183,765.92/x
  3. Step 3: Cross multiply
    1,999,109.58x = 2,759,126.40 × 1,183,765.92
  4. Step 4: Simplify right side
    1,999,109.58x = 3,266,159,801,292.29
  5. Step 5: Solve for x
    x = 3,266,159,801,292.29/1,999,109.58
  6. Step 6: Final answer
    x = 1,633,807.29

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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.