Finding the Fourth Proportional to 1,283,376.09, 1,926,956.55 and 715,866
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Solution
The fourth proportional to 1,283,376.09, 1,926,956.55 and 715,866 is: 1,074,854.59
Step by Step Solution
- Step 1: Write the proportion equation
1,283,376.09 : 1,926,956.55 = 715,866 : x - Step 2: Convert to fraction form
1,283,376.09/1,926,956.55 = 715,866/x - Step 3: Cross multiply
1,283,376.09x = 1,926,956.55 × 715,866 - Step 4: Simplify right side
1,283,376.09x = 1,379,442,677,622.30 - Step 5: Solve for x
x = 1,379,442,677,622.30/1,283,376.09 - Step 6: Final answer
x = 1,074,854.59
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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.