Finding the Fourth Proportional to 4,543,587.06, 6,270,168.05 and 2,478,646.56
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Solution
The fourth proportional to 4,543,587.06, 6,270,168.05 and 2,478,646.56 is: 3,420,542.02
Step by Step Solution
- Step 1: Write the proportion equation
4,543,587.06 : 6,270,168.05 = 2,478,646.56 : x - Step 2: Convert to fraction form
4,543,587.06/6,270,168.05 = 2,478,646.56/x - Step 3: Cross multiply
4,543,587.06x = 6,270,168.05 × 2,478,646.56 - Step 4: Simplify right side
4,543,587.06x = 15,541,530,467,754.41 - Step 5: Solve for x
x = 15,541,530,467,754.41/4,543,587.06 - Step 6: Final answer
x = 3,420,542.02
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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.