Finding the Fourth Proportional to 1,506,677.49, 2,079,230.24 and 818,356.03
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Solution
The fourth proportional to 1,506,677.49, 2,079,230.24 and 818,356.03 is: 1,129,339.63
Step by Step Solution
- Step 1: Write the proportion equation
1,506,677.49 : 2,079,230.24 = 818,356.03 : x - Step 2: Convert to fraction form
1,506,677.49/2,079,230.24 = 818,356.03/x - Step 3: Cross multiply
1,506,677.49x = 2,079,230.24 × 818,356.03 - Step 4: Simplify right side
1,506,677.49x = 1,701,550,601,510.16 - Step 5: Solve for x
x = 1,701,550,601,510.16/1,506,677.49 - Step 6: Final answer
x = 1,129,339.63
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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.