Finding the Fourth Proportional to 4,517,051.31, 6,774,543.32 and 2,695,930.47
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Solution
The fourth proportional to 4,517,051.31, 6,774,543.32 and 2,695,930.47 is: 4,043,278.79
Step by Step Solution
- Step 1: Write the proportion equation
4,517,051.31 : 6,774,543.32 = 2,695,930.47 : x - Step 2: Convert to fraction form
4,517,051.31/6,774,543.32 = 2,695,930.47/x - Step 3: Cross multiply
4,517,051.31x = 6,774,543.32 × 2,695,930.47 - Step 4: Simplify right side
4,517,051.31x = 18,263,697,743,243.31 - Step 5: Solve for x
x = 18,263,697,743,243.31/4,517,051.31 - Step 6: Final answer
x = 4,043,278.79
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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.