Finding the Fourth Proportional to 3,418,726.08, 4,717,318.32 and 1,968,141.24
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Solution
The fourth proportional to 3,418,726.08, 4,717,318.32 and 1,968,141.24 is: 2,715,733.44
Step by Step Solution
- Step 1: Write the proportion equation
3,418,726.08 : 4,717,318.32 = 1,968,141.24 : x - Step 2: Convert to fraction form
3,418,726.08/4,717,318.32 = 1,968,141.24/x - Step 3: Cross multiply
3,418,726.08x = 4,717,318.32 × 1,968,141.24 - Step 4: Simplify right side
3,418,726.08x = 9,284,348,727,799.52 - Step 5: Solve for x
x = 9,284,348,727,799.52/3,418,726.08 - Step 6: Final answer
x = 2,715,733.44
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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.