Finding the Fourth Proportional to 1,458,445.10, 2,185,808.70 and 818,747.60
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Solution
The fourth proportional to 1,458,445.10, 2,185,808.70 and 818,747.60 is: 1,227,077.82
Step by Step Solution
- Step 1: Write the proportion equation
1,458,445.10 : 2,185,808.70 = 818,747.60 : x - Step 2: Convert to fraction form
1,458,445.10/2,185,808.70 = 818,747.60/x - Step 3: Cross multiply
1,458,445.10x = 2,185,808.70 × 818,747.60 - Step 4: Simplify right side
1,458,445.10x = 1,789,625,627,184.12 - Step 5: Solve for x
x = 1,789,625,627,184.12/1,458,445.10 - Step 6: Final answer
x = 1,227,077.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.