Home / 1,383,518.46-1,908,529.44-1,125,683.58

Finding the Fourth Proportional to 1,383,518.46, 1,908,529.44 and 1,125,683.58

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Solution

The fourth proportional to 1,383,518.46, 1,908,529.44 and 1,125,683.58 is: 1,552,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,518.46 : 1,908,529.44 = 1,125,683.58 : x
  2. Step 2: Convert to fraction form
    1,383,518.46/1,908,529.44 = 1,125,683.58/x
  3. Step 3: Cross multiply
    1,383,518.46x = 1,908,529.44 × 1,125,683.58
  4. Step 4: Simplify right side
    1,383,518.46x = 2,148,400,252,554.60
  5. Step 5: Solve for x
    x = 2,148,400,252,554.60/1,383,518.46
  6. Step 6: Final answer
    x = 1,552,852.61

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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.