Finding the Fourth Proportional to 1,455,189.68, 2,008,994.14 and 965,822.84
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Solution
The fourth proportional to 1,455,189.68, 2,008,994.14 and 965,822.84 is: 1,333,387.98
Step by Step Solution
- Step 1: Write the proportion equation
1,455,189.68 : 2,008,994.14 = 965,822.84 : x - Step 2: Convert to fraction form
1,455,189.68/2,008,994.14 = 965,822.84/x - Step 3: Cross multiply
1,455,189.68x = 2,008,994.14 × 965,822.84 - Step 4: Simplify right side
1,455,189.68x = 1,940,332,425,838.16 - Step 5: Solve for x
x = 1,940,332,425,838.16/1,455,189.68 - Step 6: Final answer
x = 1,333,387.98
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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.