Finding the Fourth Proportional to 3,911,284.74, 5,865,804.91 and 1,179,098.45
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Solution
The fourth proportional to 3,911,284.74, 5,865,804.91 and 1,179,098.45 is: 1,768,309.38
Step by Step Solution
- Step 1: Write the proportion equation
3,911,284.74 : 5,865,804.91 = 1,179,098.45 : x - Step 2: Convert to fraction form
3,911,284.74/5,865,804.91 = 1,179,098.45/x - Step 3: Cross multiply
3,911,284.74x = 5,865,804.91 × 1,179,098.45 - Step 4: Simplify right side
3,911,284.74x = 6,916,361,477,383.39 - Step 5: Solve for x
x = 6,916,361,477,383.39/3,911,284.74 - Step 6: Final answer
x = 1,768,309.38
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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.