Finding the Fourth Proportional to 3,898,624.15, 5,843,458.54 and 2,440,326.07
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Solution
The fourth proportional to 3,898,624.15, 5,843,458.54 and 2,440,326.07 is: 3,657,686.32
Step by Step Solution
- Step 1: Write the proportion equation
3,898,624.15 : 5,843,458.54 = 2,440,326.07 : x - Step 2: Convert to fraction form
3,898,624.15/5,843,458.54 = 2,440,326.07/x - Step 3: Cross multiply
3,898,624.15x = 5,843,458.54 × 2,440,326.07 - Step 4: Simplify right side
3,898,624.15x = 14,259,944,214,126.14 - Step 5: Solve for x
x = 14,259,944,214,126.14/3,898,624.15 - Step 6: Final answer
x = 3,657,686.32
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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.