Finding the Fourth Proportional to 1,283,364.70, 1,926,939.48 and 715,854.64
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Solution
The fourth proportional to 1,283,364.70, 1,926,939.48 and 715,854.64 is: 1,074,837.55
Step by Step Solution
- Step 1: Write the proportion equation
1,283,364.70 : 1,926,939.48 = 715,854.64 : x - Step 2: Convert to fraction form
1,283,364.70/1,926,939.48 = 715,854.64/x - Step 3: Cross multiply
1,283,364.70x = 1,926,939.48 × 715,854.64 - Step 4: Simplify right side
1,283,364.70x = 1,379,408,567,757.19 - Step 5: Solve for x
x = 1,379,408,567,757.19/1,283,364.70 - Step 6: Final answer
x = 1,074,837.55
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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.