Finding the Fourth Proportional to 1,234,101.99, 1,703,064.75 and 690,247.11
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Solution
The fourth proportional to 1,234,101.99, 1,703,064.75 and 690,247.11 is: 952,543.25
Step by Step Solution
- Step 1: Write the proportion equation
1,234,101.99 : 1,703,064.75 = 690,247.11 : x - Step 2: Convert to fraction form
1,234,101.99/1,703,064.75 = 690,247.11/x - Step 3: Cross multiply
1,234,101.99x = 1,703,064.75 × 690,247.11 - Step 4: Simplify right side
1,234,101.99x = 1,175,535,521,830.37 - Step 5: Solve for x
x = 1,175,535,521,830.37/1,234,101.99 - Step 6: Final answer
x = 952,543.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.