Home / 1,807,813.44-2,710,656.96-685,961.28

Finding the Fourth Proportional to 1,807,813.44, 2,710,656.96 and 685,961.28

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Solution

The fourth proportional to 1,807,813.44, 2,710,656.96 and 685,961.28 is: 1,028,538.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,813.44 : 2,710,656.96 = 685,961.28 : x
  2. Step 2: Convert to fraction form
    1,807,813.44/2,710,656.96 = 685,961.28/x
  3. Step 3: Cross multiply
    1,807,813.44x = 2,710,656.96 × 685,961.28
  4. Step 4: Simplify right side
    1,807,813.44x = 1,859,405,717,922.51
  5. Step 5: Solve for x
    x = 1,859,405,717,922.51/1,807,813.44
  6. Step 6: Final answer
    x = 1,028,538.50

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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.