Finding the Fourth Proportional to 1,185,302.68, 1,777,773.56 and 386,582.94
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Solution
The fourth proportional to 1,185,302.68, 1,777,773.56 and 386,582.94 is: 579,815.55
Step by Step Solution
- Step 1: Write the proportion equation
1,185,302.68 : 1,777,773.56 = 386,582.94 : x - Step 2: Convert to fraction form
1,185,302.68/1,777,773.56 = 386,582.94/x - Step 3: Cross multiply
1,185,302.68x = 1,777,773.56 × 386,582.94 - Step 4: Simplify right side
1,185,302.68x = 687,256,927,546.15 - Step 5: Solve for x
x = 687,256,927,546.15/1,185,302.68 - Step 6: Final answer
x = 579,815.55
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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.