Finding the Fourth Proportional to 1,204,141.48, 1,807,295.10 and 643,655.08
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Solution
The fourth proportional to 1,204,141.48, 1,807,295.10 and 643,655.08 is: 966,061.46
Step by Step Solution
- Step 1: Write the proportion equation
1,204,141.48 : 1,807,295.10 = 643,655.08 : x - Step 2: Convert to fraction form
1,204,141.48/1,807,295.10 = 643,655.08/x - Step 3: Cross multiply
1,204,141.48x = 1,807,295.10 × 643,655.08 - Step 4: Simplify right side
1,204,141.48x = 1,163,274,672,174.11 - Step 5: Solve for x
x = 1,163,274,672,174.11/1,204,141.48 - Step 6: Final answer
x = 966,061.46
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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.