Home / 1,228,409.72-1,833,005.41-1,100,749.06

Finding the Fourth Proportional to 1,228,409.72, 1,833,005.41 and 1,100,749.06

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Solution

The fourth proportional to 1,228,409.72, 1,833,005.41 and 1,100,749.06 is: 1,642,513.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,409.72 : 1,833,005.41 = 1,100,749.06 : x
  2. Step 2: Convert to fraction form
    1,228,409.72/1,833,005.41 = 1,100,749.06/x
  3. Step 3: Cross multiply
    1,228,409.72x = 1,833,005.41 × 1,100,749.06
  4. Step 4: Simplify right side
    1,228,409.72x = 2,017,678,982,032.41
  5. Step 5: Solve for x
    x = 2,017,678,982,032.41/1,228,409.72
  6. Step 6: Final answer
    x = 1,642,513.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.