Finding the Fourth Proportional to 4,287,963.64, 5,917,124.64 and 2,354,213.32
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Solution
The fourth proportional to 4,287,963.64, 5,917,124.64 and 2,354,213.32 is: 3,248,668.79
Step by Step Solution
- Step 1: Write the proportion equation
4,287,963.64 : 5,917,124.64 = 2,354,213.32 : x - Step 2: Convert to fraction form
4,287,963.64/5,917,124.64 = 2,354,213.32/x - Step 3: Cross multiply
4,287,963.64x = 5,917,124.64 × 2,354,213.32 - Step 4: Simplify right side
4,287,963.64x = 13,930,173,643,588.20 - Step 5: Solve for x
x = 13,930,173,643,588.20/4,287,963.64 - Step 6: Final answer
x = 3,248,668.79
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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.