Finding the Fourth Proportional to 1,648,808.68, 2,473,565.64 and 511,546.12
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Solution
The fourth proportional to 1,648,808.68, 2,473,565.64 and 511,546.12 is: 767,428.58
Step by Step Solution
- Step 1: Write the proportion equation
1,648,808.68 : 2,473,565.64 = 511,546.12 : x - Step 2: Convert to fraction form
1,648,808.68/2,473,565.64 = 511,546.12/x - Step 3: Cross multiply
1,648,808.68x = 2,473,565.64 × 511,546.12 - Step 4: Simplify right side
1,648,808.68x = 1,265,342,905,707.32 - Step 5: Solve for x
x = 1,265,342,905,707.32/1,648,808.68 - Step 6: Final answer
x = 767,428.58
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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.