Home / 1,838,126.40-2,757,189.60-1,365,734.40

Finding the Fourth Proportional to 1,838,126.40, 2,757,189.60 and 1,365,734.40

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Solution

The fourth proportional to 1,838,126.40, 2,757,189.60 and 1,365,734.40 is: 2,048,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,126.40 : 2,757,189.60 = 1,365,734.40 : x
  2. Step 2: Convert to fraction form
    1,838,126.40/2,757,189.60 = 1,365,734.40/x
  3. Step 3: Cross multiply
    1,838,126.40x = 2,757,189.60 × 1,365,734.40
  4. Step 4: Simplify right side
    1,838,126.40x = 3,765,588,684,042.24
  5. Step 5: Solve for x
    x = 3,765,588,684,042.24/1,838,126.40
  6. Step 6: Final answer
    x = 2,048,601.60

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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.