Home / 2,980,860-4,113,586.80-1,622,652

Finding the Fourth Proportional to 2,980,860, 4,113,586.80 and 1,622,652

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Solution

The fourth proportional to 2,980,860, 4,113,586.80 and 1,622,652 is: 2,239,259.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,860 : 4,113,586.80 = 1,622,652 : x
  2. Step 2: Convert to fraction form
    2,980,860/4,113,586.80 = 1,622,652/x
  3. Step 3: Cross multiply
    2,980,860x = 4,113,586.80 × 1,622,652
  4. Step 4: Simplify right side
    2,980,860x = 6,674,919,848,193.60
  5. Step 5: Solve for x
    x = 6,674,919,848,193.60/2,980,860
  6. Step 6: Final answer
    x = 2,239,259.76

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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.