Finding the Fourth Proportional to 3,178,359.26, 4,768,125.33 and 1,048,590.62
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Solution
The fourth proportional to 3,178,359.26, 4,768,125.33 and 1,048,590.62 is: 1,573,079.41
Step by Step Solution
- Step 1: Write the proportion equation
3,178,359.26 : 4,768,125.33 = 1,048,590.62 : x - Step 2: Convert to fraction form
3,178,359.26/4,768,125.33 = 1,048,590.62/x - Step 3: Cross multiply
3,178,359.26x = 4,768,125.33 × 1,048,590.62 - Step 4: Simplify right side
3,178,359.26x = 4,999,811,496,022.41 - Step 5: Solve for x
x = 4,999,811,496,022.41/3,178,359.26 - Step 6: Final answer
x = 1,573,079.41
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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.