Finding the Fourth Proportional to 3,207,853.16, 4,812,853.98 and 1,048,977.80
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Solution
The fourth proportional to 3,207,853.16, 4,812,853.98 and 1,048,977.80 is: 1,573,817.98
Step by Step Solution
- Step 1: Write the proportion equation
3,207,853.16 : 4,812,853.98 = 1,048,977.80 : x - Step 2: Convert to fraction form
3,207,853.16/4,812,853.98 = 1,048,977.80/x - Step 3: Cross multiply
3,207,853.16x = 4,812,853.98 × 1,048,977.80 - Step 4: Simplify right side
3,207,853.16x = 5,048,576,979,661.64 - Step 5: Solve for x
x = 5,048,576,979,661.64/3,207,853.16 - Step 6: Final answer
x = 1,573,817.98
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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.