Finding the Fourth Proportional to 3,287,569.88, 4,537,047.86 and 1,837,381.12
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Solution
The fourth proportional to 3,287,569.88, 4,537,047.86 and 1,837,381.12 is: 2,535,698.52
Step by Step Solution
- Step 1: Write the proportion equation
3,287,569.88 : 4,537,047.86 = 1,837,381.12 : x - Step 2: Convert to fraction form
3,287,569.88/4,537,047.86 = 1,837,381.12/x - Step 3: Cross multiply
3,287,569.88x = 4,537,047.86 × 1,837,381.12 - Step 4: Simplify right side
3,287,569.88x = 8,336,286,071,751.24 - Step 5: Solve for x
x = 8,336,286,071,751.24/3,287,569.88 - Step 6: Final answer
x = 2,535,698.52
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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.