Finding the Fourth Proportional to 960,046.70, 1,440,070.05 and 919,093.10
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Solution
The fourth proportional to 960,046.70, 1,440,070.05 and 919,093.10 is: 1,378,639.65
Step by Step Solution
- Step 1: Write the proportion equation
960,046.70 : 1,440,070.05 = 919,093.10 : x - Step 2: Convert to fraction form
960,046.70/1,440,070.05 = 919,093.10/x - Step 3: Cross multiply
960,046.70x = 1,440,070.05 × 919,093.10 - Step 4: Simplify right side
960,046.70x = 1,323,558,446,471.66 - Step 5: Solve for x
x = 1,323,558,446,471.66/960,046.70 - Step 6: Final answer
x = 1,378,639.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.