Home / 1,131,852-1,562,177.64-648,741

Finding the Fourth Proportional to 1,131,852, 1,562,177.64 and 648,741

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Solution

The fourth proportional to 1,131,852, 1,562,177.64 and 648,741 is: 895,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,852 : 1,562,177.64 = 648,741 : x
  2. Step 2: Convert to fraction form
    1,131,852/1,562,177.64 = 648,741/x
  3. Step 3: Cross multiply
    1,131,852x = 1,562,177.64 × 648,741
  4. Step 4: Simplify right side
    1,131,852x = 1,013,448,684,351.24
  5. Step 5: Solve for x
    x = 1,013,448,684,351.24/1,131,852
  6. Step 6: Final answer
    x = 895,389.75

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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.