Finding the Fourth Proportional to 1,102,594.80, 1,521,745.68 and 673,124.70
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Solution
The fourth proportional to 1,102,594.80, 1,521,745.68 and 673,124.70 is: 929,012.73
Step by Step Solution
- Step 1: Write the proportion equation
1,102,594.80 : 1,521,745.68 = 673,124.70 : x - Step 2: Convert to fraction form
1,102,594.80/1,521,745.68 = 673,124.70/x - Step 3: Cross multiply
1,102,594.80x = 1,521,745.68 × 673,124.70 - Step 4: Simplify right side
1,102,594.80x = 1,024,324,604,326.30 - Step 5: Solve for x
x = 1,024,324,604,326.30/1,102,594.80 - Step 6: Final answer
x = 929,012.73
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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.