Home / 2,652,157.36-3,978,206.76-1,587,496.60

Finding the Fourth Proportional to 2,652,157.36, 3,978,206.76 and 1,587,496.60

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Solution

The fourth proportional to 2,652,157.36, 3,978,206.76 and 1,587,496.60 is: 2,381,227.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,157.36 : 3,978,206.76 = 1,587,496.60 : x
  2. Step 2: Convert to fraction form
    2,652,157.36/3,978,206.76 = 1,587,496.60/x
  3. Step 3: Cross multiply
    2,652,157.36x = 3,978,206.76 × 1,587,496.60
  4. Step 4: Simplify right side
    2,652,157.36x = 6,315,389,705,597.02
  5. Step 5: Solve for x
    x = 6,315,389,705,597.02/2,652,157.36
  6. Step 6: Final answer
    x = 2,381,227.37

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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.