Finding the Fourth Proportional to 4,358,934.38, 6,539,396.64 and 1,326,729.95
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Solution
The fourth proportional to 4,358,934.38, 6,539,396.64 and 1,326,729.95 is: 1,990,397.79
Step by Step Solution
- Step 1: Write the proportion equation
4,358,934.38 : 6,539,396.64 = 1,326,729.95 : x - Step 2: Convert to fraction form
4,358,934.38/6,539,396.64 = 1,326,729.95/x - Step 3: Cross multiply
4,358,934.38x = 6,539,396.64 × 1,326,729.95 - Step 4: Simplify right side
4,358,934.38x = 8,676,013,344,520.39 - Step 5: Solve for x
x = 8,676,013,344,520.39/4,358,934.38 - Step 6: Final answer
x = 1,990,397.79
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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.