Finding the Fourth Proportional to 2,206,861.92, 3,045,530.40 and 1,553,695.68
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Solution
The fourth proportional to 2,206,861.92, 3,045,530.40 and 1,553,695.68 is: 2,144,142.95
Step by Step Solution
- Step 1: Write the proportion equation
2,206,861.92 : 3,045,530.40 = 1,553,695.68 : x - Step 2: Convert to fraction form
2,206,861.92/3,045,530.40 = 1,553,695.68/x - Step 3: Cross multiply
2,206,861.92x = 3,045,530.40 × 1,553,695.68 - Step 4: Simplify right side
2,206,861.92x = 4,731,827,425,788.67 - Step 5: Solve for x
x = 4,731,827,425,788.67/2,206,861.92 - Step 6: Final answer
x = 2,144,142.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.