Home / 4,080,485.20-6,113,729.40-1,945,973.20

Finding the Fourth Proportional to 4,080,485.20, 6,113,729.40 and 1,945,973.20

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Solution

The fourth proportional to 4,080,485.20, 6,113,729.40 and 1,945,973.20 is: 2,915,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,485.20 : 6,113,729.40 = 1,945,973.20 : x
  2. Step 2: Convert to fraction form
    4,080,485.20/6,113,729.40 = 1,945,973.20/x
  3. Step 3: Cross multiply
    4,080,485.20x = 6,113,729.40 × 1,945,973.20
  4. Step 4: Simplify right side
    4,080,485.20x = 11,897,153,564,452.08
  5. Step 5: Solve for x
    x = 11,897,153,564,452.08/4,080,485.20
  6. Step 6: Final answer
    x = 2,915,622.28

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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.