Finding the Fourth Proportional to 4,651,326.18, 6,418,835.28 and 2,586,319.47
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Solution
The fourth proportional to 4,651,326.18, 6,418,835.28 and 2,586,319.47 is: 3,569,123.73
Step by Step Solution
- Step 1: Write the proportion equation
4,651,326.18 : 6,418,835.28 = 2,586,319.47 : x - Step 2: Convert to fraction form
4,651,326.18/6,418,835.28 = 2,586,319.47/x - Step 3: Cross multiply
4,651,326.18x = 6,418,835.28 × 2,586,319.47 - Step 4: Simplify right side
4,651,326.18x = 16,601,158,659,386.90 - Step 5: Solve for x
x = 16,601,158,659,386.90/4,651,326.18 - Step 6: Final answer
x = 3,569,123.73
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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.