Home / 3,808,619.19-5,255,894.52-2,177,061.89

Finding the Fourth Proportional to 3,808,619.19, 5,255,894.52 and 2,177,061.89

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Solution

The fourth proportional to 3,808,619.19, 5,255,894.52 and 2,177,061.89 is: 3,004,345.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,619.19 : 5,255,894.52 = 2,177,061.89 : x
  2. Step 2: Convert to fraction form
    3,808,619.19/5,255,894.52 = 2,177,061.89/x
  3. Step 3: Cross multiply
    3,808,619.19x = 5,255,894.52 × 2,177,061.89
  4. Step 4: Simplify right side
    3,808,619.19x = 11,442,407,631,072.37
  5. Step 5: Solve for x
    x = 11,442,407,631,072.37/3,808,619.19
  6. Step 6: Final answer
    x = 3,004,345.42

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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.