Home / 1,095,991.79-1,512,539.60-612,577.31

Finding the Fourth Proportional to 1,095,991.79, 1,512,539.60 and 612,577.31

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Solution

The fourth proportional to 1,095,991.79, 1,512,539.60 and 612,577.31 is: 845,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,991.79 : 1,512,539.60 = 612,577.31 : x
  2. Step 2: Convert to fraction form
    1,095,991.79/1,512,539.60 = 612,577.31/x
  3. Step 3: Cross multiply
    1,095,991.79x = 1,512,539.60 × 612,577.31
  4. Step 4: Simplify right side
    1,095,991.79x = 926,547,428,810.89
  5. Step 5: Solve for x
    x = 926,547,428,810.89/1,095,991.79
  6. Step 6: Final answer
    x = 845,396.33

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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.