Home / 3,019,313.36-4,166,567.16-1,661,186.48

Finding the Fourth Proportional to 3,019,313.36, 4,166,567.16 and 1,661,186.48

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Solution

The fourth proportional to 3,019,313.36, 4,166,567.16 and 1,661,186.48 is: 2,292,390.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,313.36 : 4,166,567.16 = 1,661,186.48 : x
  2. Step 2: Convert to fraction form
    3,019,313.36/4,166,567.16 = 1,661,186.48/x
  3. Step 3: Cross multiply
    3,019,313.36x = 4,166,567.16 × 1,661,186.48
  4. Step 4: Simplify right side
    3,019,313.36x = 6,921,445,034,204.00
  5. Step 5: Solve for x
    x = 6,921,445,034,204.00/3,019,313.36
  6. Step 6: Final answer
    x = 2,292,390.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.