Finding the Fourth Proportional to 1,818,463.49, 2,727,596.36 and 556,291.12
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Solution
The fourth proportional to 1,818,463.49, 2,727,596.36 and 556,291.12 is: 834,406.42
Step by Step Solution
- Step 1: Write the proportion equation
1,818,463.49 : 2,727,596.36 = 556,291.12 : x - Step 2: Convert to fraction form
1,818,463.49/2,727,596.36 = 556,291.12/x - Step 3: Cross multiply
1,818,463.49x = 2,727,596.36 × 556,291.12 - Step 4: Simplify right side
1,818,463.49x = 1,517,337,617,592.89 - Step 5: Solve for x
x = 1,517,337,617,592.89/1,818,463.49 - Step 6: Final answer
x = 834,406.42
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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.