Finding the Fourth Proportional to 4,318,438.64, 6,473,322.84 and 1,476,607.28
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Solution
The fourth proportional to 4,318,438.64, 6,473,322.84 and 1,476,607.28 is: 2,213,428.61
Step by Step Solution
- Step 1: Write the proportion equation
4,318,438.64 : 6,473,322.84 = 1,476,607.28 : x - Step 2: Convert to fraction form
4,318,438.64/6,473,322.84 = 1,476,607.28/x - Step 3: Cross multiply
4,318,438.64x = 6,473,322.84 × 1,476,607.28 - Step 4: Simplify right side
4,318,438.64x = 9,558,555,631,334.28 - Step 5: Solve for x
x = 9,558,555,631,334.28/4,318,438.64 - Step 6: Final answer
x = 2,213,428.61
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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.