Home / 1,898,610.56-2,619,981.64-1,039,004.76

Finding the Fourth Proportional to 1,898,610.56, 2,619,981.64 and 1,039,004.76

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Solution

The fourth proportional to 1,898,610.56, 2,619,981.64 and 1,039,004.76 is: 1,433,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,610.56 : 2,619,981.64 = 1,039,004.76 : x
  2. Step 2: Convert to fraction form
    1,898,610.56/2,619,981.64 = 1,039,004.76/x
  3. Step 3: Cross multiply
    1,898,610.56x = 2,619,981.64 × 1,039,004.76
  4. Step 4: Simplify right side
    1,898,610.56x = 2,722,173,395,072.61
  5. Step 5: Solve for x
    x = 2,722,173,395,072.61/1,898,610.56
  6. Step 6: Final answer
    x = 1,433,771.33

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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.