Finding the Fourth Proportional to 1,250,409.80, 1,875,773.57 and 397,177.02
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Solution
The fourth proportional to 1,250,409.80, 1,875,773.57 and 397,177.02 is: 595,815.99
Step by Step Solution
- Step 1: Write the proportion equation
1,250,409.80 : 1,875,773.57 = 397,177.02 : x - Step 2: Convert to fraction form
1,250,409.80/1,875,773.57 = 397,177.02/x - Step 3: Cross multiply
1,250,409.80x = 1,875,773.57 × 397,177.02 - Step 4: Simplify right side
1,250,409.80x = 745,014,154,741.48 - Step 5: Solve for x
x = 745,014,154,741.48/1,250,409.80 - Step 6: Final answer
x = 595,815.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.