Home / 1,921,906.81-2,652,243.45-1,050,743.51

Finding the Fourth Proportional to 1,921,906.81, 2,652,243.45 and 1,050,743.51

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Solution

The fourth proportional to 1,921,906.81, 2,652,243.45 and 1,050,743.51 is: 1,450,032.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,906.81 : 2,652,243.45 = 1,050,743.51 : x
  2. Step 2: Convert to fraction form
    1,921,906.81/2,652,243.45 = 1,050,743.51/x
  3. Step 3: Cross multiply
    1,921,906.81x = 2,652,243.45 × 1,050,743.51
  4. Step 4: Simplify right side
    1,921,906.81x = 2,786,827,584,771.92
  5. Step 5: Solve for x
    x = 2,786,827,584,771.92/1,921,906.81
  6. Step 6: Final answer
    x = 1,450,032.63

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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.