Finding the Fourth Proportional to 4,486,463.64, 6,729,710.04 and 1,120,670.64
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Solution
The fourth proportional to 4,486,463.64, 6,729,710.04 and 1,120,670.64 is: 1,681,009.60
Step by Step Solution
- Step 1: Write the proportion equation
4,486,463.64 : 6,729,710.04 = 1,120,670.64 : x - Step 2: Convert to fraction form
4,486,463.64/6,729,710.04 = 1,120,670.64/x - Step 3: Cross multiply
4,486,463.64x = 6,729,710.04 × 1,120,670.64 - Step 4: Simplify right side
4,486,463.64x = 7,541,788,457,541.23 - Step 5: Solve for x
x = 7,541,788,457,541.23/4,486,463.64 - Step 6: Final answer
x = 1,681,009.60
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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.