Finding the Fourth Proportional to 4,890,985.29, 7,336,502.24 and 2,867,806.17
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Solution
The fourth proportional to 4,890,985.29, 7,336,502.24 and 2,867,806.17 is: 4,301,723.50
Step by Step Solution
- Step 1: Write the proportion equation
4,890,985.29 : 7,336,502.24 = 2,867,806.17 : x - Step 2: Convert to fraction form
4,890,985.29/7,336,502.24 = 2,867,806.17/x - Step 3: Cross multiply
4,890,985.29x = 7,336,502.24 × 2,867,806.17 - Step 4: Simplify right side
4,890,985.29x = 21,039,666,375,751.79 - Step 5: Solve for x
x = 21,039,666,375,751.79/4,890,985.29 - Step 6: Final answer
x = 4,301,723.50
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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.