Finding the Fourth Proportional to 4,248,321.28, 5,862,167.04 and 2,412,110.08
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Solution
The fourth proportional to 4,248,321.28, 5,862,167.04 and 2,412,110.08 is: 3,328,418.75
Step by Step Solution
- Step 1: Write the proportion equation
4,248,321.28 : 5,862,167.04 = 2,412,110.08 : x - Step 2: Convert to fraction form
4,248,321.28/5,862,167.04 = 2,412,110.08/x - Step 3: Cross multiply
4,248,321.28x = 5,862,167.04 × 2,412,110.08 - Step 4: Simplify right side
4,248,321.28x = 14,140,192,207,827.76 - Step 5: Solve for x
x = 14,140,192,207,827.76/4,248,321.28 - Step 6: Final answer
x = 3,328,418.75
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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.