Finding the Fourth Proportional to 1,007,374.62, 1,390,211.10 and 548,506.99
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Solution
The fourth proportional to 1,007,374.62, 1,390,211.10 and 548,506.99 is: 756,958.23
Step by Step Solution
- Step 1: Write the proportion equation
1,007,374.62 : 1,390,211.10 = 548,506.99 : x - Step 2: Convert to fraction form
1,007,374.62/1,390,211.10 = 548,506.99/x - Step 3: Cross multiply
1,007,374.62x = 1,390,211.10 × 548,506.99 - Step 4: Simplify right side
1,007,374.62x = 762,540,507,663.35 - Step 5: Solve for x
x = 762,540,507,663.35/1,007,374.62 - Step 6: Final answer
x = 756,958.23
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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.