Finding the Fourth Proportional to 4,455,116.16, 6,685,485.52 and 1,896,326.97
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Solution
The fourth proportional to 4,455,116.16, 6,685,485.52 and 1,896,326.97 is: 2,845,687.08
Step by Step Solution
- Step 1: Write the proportion equation
4,455,116.16 : 6,685,485.52 = 1,896,326.97 : x - Step 2: Convert to fraction form
4,455,116.16/6,685,485.52 = 1,896,326.97/x - Step 3: Cross multiply
4,455,116.16x = 6,685,485.52 × 1,896,326.97 - Step 4: Simplify right side
4,455,116.16x = 12,677,866,499,120.47 - Step 5: Solve for x
x = 12,677,866,499,120.47/4,455,116.16 - Step 6: Final answer
x = 2,845,687.08
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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.