Finding the Fourth Proportional to 1,927,213.67, 2,889,699.95 and 729,228.53
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Solution
The fourth proportional to 1,927,213.67, 2,889,699.95 and 729,228.53 is: 1,093,418.79
Step by Step Solution
- Step 1: Write the proportion equation
1,927,213.67 : 2,889,699.95 = 729,228.53 : x - Step 2: Convert to fraction form
1,927,213.67/2,889,699.95 = 729,228.53/x - Step 3: Cross multiply
1,927,213.67x = 2,889,699.95 × 729,228.53 - Step 4: Simplify right side
1,927,213.67x = 2,107,251,634,054.15 - Step 5: Solve for x
x = 2,107,251,634,054.15/1,927,213.67 - Step 6: Final answer
x = 1,093,418.79
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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.