Finding the Fourth Proportional to 1,608,383.05, 2,219,458.30 and 883,277.71
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Solution
The fourth proportional to 1,608,383.05, 2,219,458.30 and 883,277.71 is: 1,218,862.66
Step by Step Solution
- Step 1: Write the proportion equation
1,608,383.05 : 2,219,458.30 = 883,277.71 : x - Step 2: Convert to fraction form
1,608,383.05/2,219,458.30 = 883,277.71/x - Step 3: Cross multiply
1,608,383.05x = 2,219,458.30 × 883,277.71 - Step 4: Simplify right side
1,608,383.05x = 1,960,398,044,664.49 - Step 5: Solve for x
x = 1,960,398,044,664.49/1,608,383.05 - Step 6: Final answer
x = 1,218,862.66
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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.