Home / 5,629,979.17-8,444,969.63-1,370,147.39

Finding the Fourth Proportional to 5,629,979.17, 8,444,969.63 and 1,370,147.39

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Solution

The fourth proportional to 5,629,979.17, 8,444,969.63 and 1,370,147.39 is: 2,055,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629,979.17 : 8,444,969.63 = 1,370,147.39 : x
  2. Step 2: Convert to fraction form
    5,629,979.17/8,444,969.63 = 1,370,147.39/x
  3. Step 3: Cross multiply
    5,629,979.17x = 8,444,969.63 × 1,370,147.39
  4. Step 4: Simplify right side
    5,629,979.17x = 11,570,853,097,173.77
  5. Step 5: Solve for x
    x = 11,570,853,097,173.77/5,629,979.17
  6. Step 6: Final answer
    x = 2,055,221.30

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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.