Finding the Fourth Proportional to 1,283,379.07, 1,926,961.05 and 715,868.98
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Solution
The fourth proportional to 1,283,379.07, 1,926,961.05 and 715,868.98 is: 1,074,859.08
Step by Step Solution
- Step 1: Write the proportion equation
1,283,379.07 : 1,926,961.05 = 715,868.98 : x - Step 2: Convert to fraction form
1,283,379.07/1,926,961.05 = 715,868.98/x - Step 3: Cross multiply
1,283,379.07x = 1,926,961.05 × 715,868.98 - Step 4: Simplify right side
1,283,379.07x = 1,379,451,641,363.23 - Step 5: Solve for x
x = 1,379,451,641,363.23/1,283,379.07 - Step 6: Final answer
x = 1,074,859.08
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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.