Finding the Fourth Proportional to 1,281,235.43, 1,922,252.94 and 382,712.62
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Solution
The fourth proportional to 1,281,235.43, 1,922,252.94 and 382,712.62 is: 574,188.35
Step by Step Solution
- Step 1: Write the proportion equation
1,281,235.43 : 1,922,252.94 = 382,712.62 : x - Step 2: Convert to fraction form
1,281,235.43/1,922,252.94 = 382,712.62/x - Step 3: Cross multiply
1,281,235.43x = 1,922,252.94 × 382,712.62 - Step 4: Simplify right side
1,281,235.43x = 735,670,458,970.10 - Step 5: Solve for x
x = 735,670,458,970.10/1,281,235.43 - Step 6: Final answer
x = 574,188.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.