Home / 1,124,550.45-1,686,913.16-325,843.47

Finding the Fourth Proportional to 1,124,550.45, 1,686,913.16 and 325,843.47

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Solution

The fourth proportional to 1,124,550.45, 1,686,913.16 and 325,843.47 is: 488,790.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,550.45 : 1,686,913.16 = 325,843.47 : x
  2. Step 2: Convert to fraction form
    1,124,550.45/1,686,913.16 = 325,843.47/x
  3. Step 3: Cross multiply
    1,124,550.45x = 1,686,913.16 × 325,843.47
  4. Step 4: Simplify right side
    1,124,550.45x = 549,669,636,013.85
  5. Step 5: Solve for x
    x = 549,669,636,013.85/1,124,550.45
  6. Step 6: Final answer
    x = 488,790.55

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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.