Home / 1,610,877.40-2,223,018.92-885,771.79

Finding the Fourth Proportional to 1,610,877.40, 2,223,018.92 and 885,771.79

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Solution

The fourth proportional to 1,610,877.40, 2,223,018.92 and 885,771.79 is: 1,222,369.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,877.40 : 2,223,018.92 = 885,771.79 : x
  2. Step 2: Convert to fraction form
    1,610,877.40/2,223,018.92 = 885,771.79/x
  3. Step 3: Cross multiply
    1,610,877.40x = 2,223,018.92 × 885,771.79
  4. Step 4: Simplify right side
    1,610,877.40x = 1,969,087,444,629.15
  5. Step 5: Solve for x
    x = 1,969,087,444,629.15/1,610,877.40
  6. Step 6: Final answer
    x = 1,222,369.53

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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.