Finding the Fourth Proportional to 1,534,098.99, 2,116,587.48 and 889,390.53
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Solution
The fourth proportional to 1,534,098.99, 2,116,587.48 and 889,390.53 is: 1,227,086.96
Step by Step Solution
- Step 1: Write the proportion equation
1,534,098.99 : 2,116,587.48 = 889,390.53 : x - Step 2: Convert to fraction form
1,534,098.99/2,116,587.48 = 889,390.53/x - Step 3: Cross multiply
1,534,098.99x = 2,116,587.48 × 889,390.53 - Step 4: Simplify right side
1,534,098.99x = 1,882,472,860,628.56 - Step 5: Solve for x
x = 1,882,472,860,628.56/1,534,098.99 - Step 6: Final answer
x = 1,227,086.96
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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.