Home / 3,921,857.16-5,883,124.62-1,081,969.32

Finding the Fourth Proportional to 3,921,857.16, 5,883,124.62 and 1,081,969.32

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Solution

The fourth proportional to 3,921,857.16, 5,883,124.62 and 1,081,969.32 is: 1,623,047.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,857.16 : 5,883,124.62 = 1,081,969.32 : x
  2. Step 2: Convert to fraction form
    3,921,857.16/5,883,124.62 = 1,081,969.32/x
  3. Step 3: Cross multiply
    3,921,857.16x = 5,883,124.62 × 1,081,969.32
  4. Step 4: Simplify right side
    3,921,857.16x = 6,365,360,344,576.66
  5. Step 5: Solve for x
    x = 6,365,360,344,576.66/3,921,857.16
  6. Step 6: Final answer
    x = 1,623,047.47

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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.