Finding the Fourth Proportional to 1,752,156.94, 2,419,071.16 and 1,343,473.26
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Solution
The fourth proportional to 1,752,156.94, 2,419,071.16 and 1,343,473.26 is: 1,854,832.37
Step by Step Solution
- Step 1: Write the proportion equation
1,752,156.94 : 2,419,071.16 = 1,343,473.26 : x - Step 2: Convert to fraction form
1,752,156.94/2,419,071.16 = 1,343,473.26/x - Step 3: Cross multiply
1,752,156.94x = 2,419,071.16 × 1,343,473.26 - Step 4: Simplify right side
1,752,156.94x = 3,249,957,417,497.18 - Step 5: Solve for x
x = 3,249,957,417,497.18/1,752,156.94 - Step 6: Final answer
x = 1,854,832.37
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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.