Finding the Fourth Proportional to 4,509,885.40, 6,764,108.00 and 1,314,264.09
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Solution
The fourth proportional to 4,509,885.40, 6,764,108.00 and 1,314,264.09 is: 1,971,186.28
Step by Step Solution
- Step 1: Write the proportion equation
4,509,885.40 : 6,764,108.00 = 1,314,264.09 : x - Step 2: Convert to fraction form
4,509,885.40/6,764,108.00 = 1,314,264.09/x - Step 3: Cross multiply
4,509,885.40x = 6,764,108.00 × 1,314,264.09 - Step 4: Simplify right side
4,509,885.40x = 8,889,824,213,344.99 - Step 5: Solve for x
x = 8,889,824,213,344.99/4,509,885.40 - Step 6: Final answer
x = 1,971,186.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.