Finding the Fourth Proportional to 3,849,007.20, 5,774,893.20 and 1,605,832.80
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Solution
The fourth proportional to 3,849,007.20, 5,774,893.20 and 1,605,832.80 is: 2,409,325.95
Step by Step Solution
- Step 1: Write the proportion equation
3,849,007.20 : 5,774,893.20 = 1,605,832.80 : x - Step 2: Convert to fraction form
3,849,007.20/5,774,893.20 = 1,605,832.80/x - Step 3: Cross multiply
3,849,007.20x = 5,774,893.20 × 1,605,832.80 - Step 4: Simplify right side
3,849,007.20x = 9,273,512,917,056.96 - Step 5: Solve for x
x = 9,273,512,917,056.96/3,849,007.20 - Step 6: Final answer
x = 2,409,325.95
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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.