Finding the Fourth Proportional to 3,558,790.36, 4,911,106.24 and 1,927,160.36
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Solution
The fourth proportional to 3,558,790.36, 4,911,106.24 and 1,927,160.36 is: 2,659,468.05
Step by Step Solution
- Step 1: Write the proportion equation
3,558,790.36 : 4,911,106.24 = 1,927,160.36 : x - Step 2: Convert to fraction form
3,558,790.36/4,911,106.24 = 1,927,160.36/x - Step 3: Cross multiply
3,558,790.36x = 4,911,106.24 × 1,927,160.36 - Step 4: Simplify right side
3,558,790.36x = 9,464,489,269,476.65 - Step 5: Solve for x
x = 9,464,489,269,476.65/3,558,790.36 - Step 6: Final answer
x = 2,659,468.05
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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.