Finding the Fourth Proportional to 3,208,607.32, 4,809,670.58 and 2,011,368.80
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Solution
The fourth proportional to 3,208,607.32, 4,809,670.58 and 2,011,368.80 is: 3,015,021.90
Step by Step Solution
- Step 1: Write the proportion equation
3,208,607.32 : 4,809,670.58 = 2,011,368.80 : x - Step 2: Convert to fraction form
3,208,607.32/4,809,670.58 = 2,011,368.80/x - Step 3: Cross multiply
3,208,607.32x = 4,809,670.58 × 2,011,368.80 - Step 4: Simplify right side
3,208,607.32x = 9,674,021,342,889.90 - Step 5: Solve for x
x = 9,674,021,342,889.90/3,208,607.32 - Step 6: Final answer
x = 3,015,021.90
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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.