Home / 4,115,858.80-6,174,021.48-1,276,374.64

Finding the Fourth Proportional to 4,115,858.80, 6,174,021.48 and 1,276,374.64

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Solution

The fourth proportional to 4,115,858.80, 6,174,021.48 and 1,276,374.64 is: 1,914,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,858.80 : 6,174,021.48 = 1,276,374.64 : x
  2. Step 2: Convert to fraction form
    4,115,858.80/6,174,021.48 = 1,276,374.64/x
  3. Step 3: Cross multiply
    4,115,858.80x = 6,174,021.48 × 1,276,374.64
  4. Step 4: Simplify right side
    4,115,858.80x = 7,880,364,443,887.27
  5. Step 5: Solve for x
    x = 7,880,364,443,887.27/4,115,858.80
  6. Step 6: Final answer
    x = 1,914,634.30

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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.