Finding the Fourth Proportional to 1,036,394.80, 1,554,592.20 and 362,252.05
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Solution
The fourth proportional to 1,036,394.80, 1,554,592.20 and 362,252.05 is: 543,378.08
Step by Step Solution
- Step 1: Write the proportion equation
1,036,394.80 : 1,554,592.20 = 362,252.05 : x - Step 2: Convert to fraction form
1,036,394.80/1,554,592.20 = 362,252.05/x - Step 3: Cross multiply
1,036,394.80x = 1,554,592.20 × 362,252.05 - Step 4: Simplify right side
1,036,394.80x = 563,154,211,364.01 - Step 5: Solve for x
x = 563,154,211,364.01/1,036,394.80 - Step 6: Final answer
x = 543,378.08
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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.