Finding the Fourth Proportional to 1,511,854.19, 2,267,753.23 and 374,619.05
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Solution
The fourth proportional to 1,511,854.19, 2,267,753.23 and 374,619.05 is: 561,921.62
Step by Step Solution
- Step 1: Write the proportion equation
1,511,854.19 : 2,267,753.23 = 374,619.05 : x - Step 2: Convert to fraction form
1,511,854.19/2,267,753.23 = 374,619.05/x - Step 3: Cross multiply
1,511,854.19x = 2,267,753.23 × 374,619.05 - Step 4: Simplify right side
1,511,854.19x = 849,543,547,445.17 - Step 5: Solve for x
x = 849,543,547,445.17/1,511,854.19 - Step 6: Final answer
x = 561,921.62
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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.