Finding the Fourth Proportional to 1,806,574.88, 2,492,893.70 and 1,042,874.48
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Solution
The fourth proportional to 1,806,574.88, 2,492,893.70 and 1,042,874.48 is: 1,439,063.09
Step by Step Solution
- Step 1: Write the proportion equation
1,806,574.88 : 2,492,893.70 = 1,042,874.48 : x - Step 2: Convert to fraction form
1,806,574.88/2,492,893.70 = 1,042,874.48/x - Step 3: Cross multiply
1,806,574.88x = 2,492,893.70 × 1,042,874.48 - Step 4: Simplify right side
1,806,574.88x = 2,599,775,221,082.78 - Step 5: Solve for x
x = 2,599,775,221,082.78/1,806,574.88 - Step 6: Final answer
x = 1,439,063.09
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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.