Finding the Fourth Proportional to 2,948,468.09, 4,068,212.76 and 1,658,837.93
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Solution
The fourth proportional to 2,948,468.09, 4,068,212.76 and 1,658,837.93 is: 2,288,817.59
Step by Step Solution
- Step 1: Write the proportion equation
2,948,468.09 : 4,068,212.76 = 1,658,837.93 : x - Step 2: Convert to fraction form
2,948,468.09/4,068,212.76 = 1,658,837.93/x - Step 3: Cross multiply
2,948,468.09x = 4,068,212.76 × 1,658,837.93 - Step 4: Simplify right side
2,948,468.09x = 6,748,505,633,597.99 - Step 5: Solve for x
x = 6,748,505,633,597.99/2,948,468.09 - Step 6: Final answer
x = 2,288,817.59
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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.