Home / 1,228,240.44-1,694,975.22-712,094.40

Finding the Fourth Proportional to 1,228,240.44, 1,694,975.22 and 712,094.40

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Solution

The fourth proportional to 1,228,240.44, 1,694,975.22 and 712,094.40 is: 982,692.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,240.44 : 1,694,975.22 = 712,094.40 : x
  2. Step 2: Convert to fraction form
    1,228,240.44/1,694,975.22 = 712,094.40/x
  3. Step 3: Cross multiply
    1,228,240.44x = 1,694,975.22 × 712,094.40
  4. Step 4: Simplify right side
    1,228,240.44x = 1,206,982,362,300.77
  5. Step 5: Solve for x
    x = 1,206,982,362,300.77/1,228,240.44
  6. Step 6: Final answer
    x = 982,692.25

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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.