Home / 1,119,383.48-1,544,790.49-636,030.50

Finding the Fourth Proportional to 1,119,383.48, 1,544,790.49 and 636,030.50

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Solution

The fourth proportional to 1,119,383.48, 1,544,790.49 and 636,030.50 is: 877,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,383.48 : 1,544,790.49 = 636,030.50 : x
  2. Step 2: Convert to fraction form
    1,119,383.48/1,544,790.49 = 636,030.50/x
  3. Step 3: Cross multiply
    1,119,383.48x = 1,544,790.49 × 636,030.50
  4. Step 4: Simplify right side
    1,119,383.48x = 982,533,858,435.92
  5. Step 5: Solve for x
    x = 982,533,858,435.92/1,119,383.48
  6. Step 6: Final answer
    x = 877,745.54

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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.