Finding the Fourth Proportional to 1,283,379.58, 1,926,961.80 and 715,869.48
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Solution
The fourth proportional to 1,283,379.58, 1,926,961.80 and 715,869.48 is: 1,074,859.82
Step by Step Solution
- Step 1: Write the proportion equation
1,283,379.58 : 1,926,961.80 = 715,869.48 : x - Step 2: Convert to fraction form
1,283,379.58/1,926,961.80 = 715,869.48/x - Step 3: Cross multiply
1,283,379.58x = 1,926,961.80 × 715,869.48 - Step 4: Simplify right side
1,283,379.58x = 1,379,453,141,745.86 - Step 5: Solve for x
x = 1,379,453,141,745.86/1,283,379.58 - Step 6: Final answer
x = 1,074,859.82
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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.