Home / 3,526,865.70-5,290,298.55-2,174,643.60

Finding the Fourth Proportional to 3,526,865.70, 5,290,298.55 and 2,174,643.60

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Solution

The fourth proportional to 3,526,865.70, 5,290,298.55 and 2,174,643.60 is: 3,261,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526,865.70 : 5,290,298.55 = 2,174,643.60 : x
  2. Step 2: Convert to fraction form
    3,526,865.70/5,290,298.55 = 2,174,643.60/x
  3. Step 3: Cross multiply
    3,526,865.70x = 5,290,298.55 × 2,174,643.60
  4. Step 4: Simplify right side
    3,526,865.70x = 11,504,513,883,846.78
  5. Step 5: Solve for x
    x = 11,504,513,883,846.78/3,526,865.70
  6. Step 6: Final answer
    x = 3,261,965.40

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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.