Home / 2,378,963.54-3,282,881.73-1,291,211.93

Finding the Fourth Proportional to 2,378,963.54, 3,282,881.73 and 1,291,211.93

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Solution

The fourth proportional to 2,378,963.54, 3,282,881.73 and 1,291,211.93 is: 1,781,824.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,963.54 : 3,282,881.73 = 1,291,211.93 : x
  2. Step 2: Convert to fraction form
    2,378,963.54/3,282,881.73 = 1,291,211.93/x
  3. Step 3: Cross multiply
    2,378,963.54x = 3,282,881.73 × 1,291,211.93
  4. Step 4: Simplify right side
    2,378,963.54x = 4,238,896,059,243.54
  5. Step 5: Solve for x
    x = 4,238,896,059,243.54/2,378,963.54
  6. Step 6: Final answer
    x = 1,781,824.73

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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.