Finding the Fourth Proportional to 1,283,375.09, 1,926,955.05 and 715,865
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Solution
The fourth proportional to 1,283,375.09, 1,926,955.05 and 715,865 is: 1,074,853.09
Step by Step Solution
- Step 1: Write the proportion equation
1,283,375.09 : 1,926,955.05 = 715,865 : x - Step 2: Convert to fraction form
1,283,375.09/1,926,955.05 = 715,865/x - Step 3: Cross multiply
1,283,375.09x = 1,926,955.05 × 715,865 - Step 4: Simplify right side
1,283,375.09x = 1,379,439,676,868.25 - Step 5: Solve for x
x = 1,379,439,676,868.25/1,283,375.09 - Step 6: Final answer
x = 1,074,853.09
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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.