Finding the Fourth Proportional to 1,336,472.08, 2,006,418.86 and 1,148,137.36
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Solution
The fourth proportional to 1,336,472.08, 2,006,418.86 and 1,148,137.36 is: 1,723,675.70
Step by Step Solution
- Step 1: Write the proportion equation
1,336,472.08 : 2,006,418.86 = 1,148,137.36 : x - Step 2: Convert to fraction form
1,336,472.08/2,006,418.86 = 1,148,137.36/x - Step 3: Cross multiply
1,336,472.08x = 2,006,418.86 × 1,148,137.36 - Step 4: Simplify right side
1,336,472.08x = 2,303,644,452,974.61 - Step 5: Solve for x
x = 2,303,644,452,974.61/1,336,472.08 - Step 6: Final answer
x = 1,723,675.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.