Home / 4,178,606-6,268,369.80-1,338,050.48

Finding the Fourth Proportional to 4,178,606, 6,268,369.80 and 1,338,050.48

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Solution

The fourth proportional to 4,178,606, 6,268,369.80 and 1,338,050.48 is: 2,007,223.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178,606 : 6,268,369.80 = 1,338,050.48 : x
  2. Step 2: Convert to fraction form
    4,178,606/6,268,369.80 = 1,338,050.48/x
  3. Step 3: Cross multiply
    4,178,606x = 6,268,369.80 × 1,338,050.48
  4. Step 4: Simplify right side
    4,178,606x = 8,387,395,219,707.50
  5. Step 5: Solve for x
    x = 8,387,395,219,707.50/4,178,606
  6. Step 6: Final answer
    x = 2,007,223.27

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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.