Finding the Fourth Proportional to 1,656,230.10, 2,485,803.15 and 981,467.70
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Solution
The fourth proportional to 1,656,230.10, 2,485,803.15 and 981,467.70 is: 1,473,065.55
Step by Step Solution
- Step 1: Write the proportion equation
1,656,230.10 : 2,485,803.15 = 981,467.70 : x - Step 2: Convert to fraction form
1,656,230.10/2,485,803.15 = 981,467.70/x - Step 3: Cross multiply
1,656,230.10x = 2,485,803.15 × 981,467.70 - Step 4: Simplify right side
1,656,230.10x = 2,439,735,500,283.26 - Step 5: Solve for x
x = 2,439,735,500,283.26/1,656,230.10 - Step 6: Final answer
x = 1,473,065.55
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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.