Home / 1,042,186.14-1,562,195.36-402,928.94

Finding the Fourth Proportional to 1,042,186.14, 1,562,195.36 and 402,928.94

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Solution

The fourth proportional to 1,042,186.14, 1,562,195.36 and 402,928.94 is: 603,974.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,186.14 : 1,562,195.36 = 402,928.94 : x
  2. Step 2: Convert to fraction form
    1,042,186.14/1,562,195.36 = 402,928.94/x
  3. Step 3: Cross multiply
    1,042,186.14x = 1,562,195.36 × 402,928.94
  4. Step 4: Simplify right side
    1,042,186.14x = 629,453,720,477.72
  5. Step 5: Solve for x
    x = 629,453,720,477.72/1,042,186.14
  6. Step 6: Final answer
    x = 603,974.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.