Finding the Fourth Proportional to 1,245,248.94, 1,867,756.68 and 403,807.98
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Solution
The fourth proportional to 1,245,248.94, 1,867,756.68 and 403,807.98 is: 605,674.12
Step by Step Solution
- Step 1: Write the proportion equation
1,245,248.94 : 1,867,756.68 = 403,807.98 : x - Step 2: Convert to fraction form
1,245,248.94/1,867,756.68 = 403,807.98/x - Step 3: Cross multiply
1,245,248.94x = 1,867,756.68 × 403,807.98 - Step 4: Simplify right side
1,245,248.94x = 754,215,052,082.31 - Step 5: Solve for x
x = 754,215,052,082.31/1,245,248.94 - Step 6: Final answer
x = 605,674.12
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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.