Finding the Fourth Proportional to 4,970,723.68, 7,456,010.59 and 2,236,340.05
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Solution
The fourth proportional to 4,970,723.68, 7,456,010.59 and 2,236,340.05 is: 3,354,476.36
Step by Step Solution
- Step 1: Write the proportion equation
4,970,723.68 : 7,456,010.59 = 2,236,340.05 : x - Step 2: Convert to fraction form
4,970,723.68/7,456,010.59 = 2,236,340.05/x - Step 3: Cross multiply
4,970,723.68x = 7,456,010.59 × 2,236,340.05 - Step 4: Simplify right side
4,970,723.68x = 16,674,175,095,641.13 - Step 5: Solve for x
x = 16,674,175,095,641.13/4,970,723.68 - Step 6: Final answer
x = 3,354,476.36
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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.