Finding the Fourth Proportional to 876,552.96, 1,317,959.28 and 807,268.80
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Solution
The fourth proportional to 876,552.96, 1,317,959.28 and 807,268.80 is: 1,213,785.65
Step by Step Solution
- Step 1: Write the proportion equation
876,552.96 : 1,317,959.28 = 807,268.80 : x - Step 2: Convert to fraction form
876,552.96/1,317,959.28 = 807,268.80/x - Step 3: Cross multiply
876,552.96x = 1,317,959.28 × 807,268.80 - Step 4: Simplify right side
876,552.96x = 1,063,947,406,414.46 - Step 5: Solve for x
x = 1,063,947,406,414.46/876,552.96 - Step 6: Final answer
x = 1,213,785.65
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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.