Home / 1,016,784.62-1,401,886.08-744,379.60

Finding the Fourth Proportional to 1,016,784.62, 1,401,886.08 and 744,379.60

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Solution

The fourth proportional to 1,016,784.62, 1,401,886.08 and 744,379.60 is: 1,026,309.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,784.62 : 1,401,886.08 = 744,379.60 : x
  2. Step 2: Convert to fraction form
    1,016,784.62/1,401,886.08 = 744,379.60/x
  3. Step 3: Cross multiply
    1,016,784.62x = 1,401,886.08 × 744,379.60
  4. Step 4: Simplify right side
    1,016,784.62x = 1,043,535,399,475.97
  5. Step 5: Solve for x
    x = 1,043,535,399,475.97/1,016,784.62
  6. Step 6: Final answer
    x = 1,026,309.19

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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.