Finding the Fourth Proportional to 1,122,382.82, 1,683,822.99 and 323,602.02
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Solution
The fourth proportional to 1,122,382.82, 1,683,822.99 and 323,602.02 is: 485,474.75
Step by Step Solution
- Step 1: Write the proportion equation
1,122,382.82 : 1,683,822.99 = 323,602.02 : x - Step 2: Convert to fraction form
1,122,382.82/1,683,822.99 = 323,602.02/x - Step 3: Cross multiply
1,122,382.82x = 1,683,822.99 × 323,602.02 - Step 4: Simplify right side
1,122,382.82x = 544,888,520,886.44 - Step 5: Solve for x
x = 544,888,520,886.44/1,122,382.82 - Step 6: Final answer
x = 485,474.75
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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.