Finding the Fourth Proportional to 4,655,877.21, 6,981,779.46 and 2,348,950.63
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Solution
The fourth proportional to 4,655,877.21, 6,981,779.46 and 2,348,950.63 is: 3,522,398.58
Step by Step Solution
- Step 1: Write the proportion equation
4,655,877.21 : 6,981,779.46 = 2,348,950.63 : x - Step 2: Convert to fraction form
4,655,877.21/6,981,779.46 = 2,348,950.63/x - Step 3: Cross multiply
4,655,877.21x = 6,981,779.46 × 2,348,950.63 - Step 4: Simplify right side
4,655,877.21x = 16,399,855,261,088.06 - Step 5: Solve for x
x = 16,399,855,261,088.06/4,655,877.21 - Step 6: Final answer
x = 3,522,398.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.