Finding the Fourth Proportional to 1,122,372.87, 1,683,808.08 and 323,592.09
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Solution
The fourth proportional to 1,122,372.87, 1,683,808.08 and 323,592.09 is: 485,459.86
Step by Step Solution
- Step 1: Write the proportion equation
1,122,372.87 : 1,683,808.08 = 323,592.09 : x - Step 2: Convert to fraction form
1,122,372.87/1,683,808.08 = 323,592.09/x - Step 3: Cross multiply
1,122,372.87x = 1,683,808.08 × 323,592.09 - Step 4: Simplify right side
1,122,372.87x = 544,866,975,766.09 - Step 5: Solve for x
x = 544,866,975,766.09/1,122,372.87 - Step 6: Final answer
x = 485,459.86
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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.