Home / 2,923,150.07-4,031,945.51-1,905,932.63

Finding the Fourth Proportional to 2,923,150.07, 4,031,945.51 and 1,905,932.63

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Solution

The fourth proportional to 2,923,150.07, 4,031,945.51 and 1,905,932.63 is: 2,628,881.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923,150.07 : 4,031,945.51 = 1,905,932.63 : x
  2. Step 2: Convert to fraction form
    2,923,150.07/4,031,945.51 = 1,905,932.63/x
  3. Step 3: Cross multiply
    2,923,150.07x = 4,031,945.51 × 1,905,932.63
  4. Step 4: Simplify right side
    2,923,150.07x = 7,684,616,480,201.60
  5. Step 5: Solve for x
    x = 7,684,616,480,201.60/2,923,150.07
  6. Step 6: Final answer
    x = 2,628,881.96

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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.