Home / 4,485,672.80-6,730,064.40-1,963,138.40

Finding the Fourth Proportional to 4,485,672.80, 6,730,064.40 and 1,963,138.40

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Solution

The fourth proportional to 4,485,672.80, 6,730,064.40 and 1,963,138.40 is: 2,945,388.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485,672.80 : 6,730,064.40 = 1,963,138.40 : x
  2. Step 2: Convert to fraction form
    4,485,672.80/6,730,064.40 = 1,963,138.40/x
  3. Step 3: Cross multiply
    4,485,672.80x = 6,730,064.40 × 1,963,138.40
  4. Step 4: Simplify right side
    4,485,672.80x = 13,212,047,858,112.96
  5. Step 5: Solve for x
    x = 13,212,047,858,112.96/4,485,672.80
  6. Step 6: Final answer
    x = 2,945,388.23

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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.