Home / 6,238,588.80-9,356,133.60-1,980,062.40

Finding the Fourth Proportional to 6,238,588.80, 9,356,133.60 and 1,980,062.40

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Solution

The fourth proportional to 6,238,588.80, 9,356,133.60 and 1,980,062.40 is: 2,969,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238,588.80 : 9,356,133.60 = 1,980,062.40 : x
  2. Step 2: Convert to fraction form
    6,238,588.80/9,356,133.60 = 1,980,062.40/x
  3. Step 3: Cross multiply
    6,238,588.80x = 9,356,133.60 × 1,980,062.40
  4. Step 4: Simplify right side
    6,238,588.80x = 18,525,728,350,736.64
  5. Step 5: Solve for x
    x = 18,525,728,350,736.64/6,238,588.80
  6. Step 6: Final answer
    x = 2,969,538.30

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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.