Home / 2,608,638.80-3,599,918.20-1,447,261.24

Finding the Fourth Proportional to 2,608,638.80, 3,599,918.20 and 1,447,261.24

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Solution

The fourth proportional to 2,608,638.80, 3,599,918.20 and 1,447,261.24 is: 1,997,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,638.80 : 3,599,918.20 = 1,447,261.24 : x
  2. Step 2: Convert to fraction form
    2,608,638.80/3,599,918.20 = 1,447,261.24/x
  3. Step 3: Cross multiply
    2,608,638.80x = 3,599,918.20 × 1,447,261.24
  4. Step 4: Simplify right side
    2,608,638.80x = 5,210,022,078,030.57
  5. Step 5: Solve for x
    x = 5,210,022,078,030.57/2,608,638.80
  6. Step 6: Final answer
    x = 1,997,218.66

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Double scale
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1.5x scale

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.