Home / 1,131,850.51-1,562,175.57-648,739.45

Finding the Fourth Proportional to 1,131,850.51, 1,562,175.57 and 648,739.45

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Solution

The fourth proportional to 1,131,850.51, 1,562,175.57 and 648,739.45 is: 895,387.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,850.51 : 1,562,175.57 = 648,739.45 : x
  2. Step 2: Convert to fraction form
    1,131,850.51/1,562,175.57 = 648,739.45/x
  3. Step 3: Cross multiply
    1,131,850.51x = 1,562,175.57 × 648,739.45
  4. Step 4: Simplify right side
    1,131,850.51x = 1,013,444,920,085.24
  5. Step 5: Solve for x
    x = 1,013,444,920,085.24/1,131,850.51
  6. Step 6: Final answer
    x = 895,387.61

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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.