Finding the Fourth Proportional to 1,125,887.68, 1,689,719.10 and 416,118.70
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Solution
The fourth proportional to 1,125,887.68, 1,689,719.10 and 416,118.70 is: 624,506.09
Step by Step Solution
- Step 1: Write the proportion equation
1,125,887.68 : 1,689,719.10 = 416,118.70 : x - Step 2: Convert to fraction form
1,125,887.68/1,689,719.10 = 416,118.70/x - Step 3: Cross multiply
1,125,887.68x = 1,689,719.10 × 416,118.70 - Step 4: Simplify right side
1,125,887.68x = 703,123,715,808.87 - Step 5: Solve for x
x = 703,123,715,808.87/1,125,887.68 - Step 6: Final answer
x = 624,506.09
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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.