Finding the Fourth Proportional to 1,283,372.15, 1,926,950.67 and 715,862.06
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Solution
The fourth proportional to 1,283,372.15, 1,926,950.67 and 715,862.06 is: 1,074,848.69
Step by Step Solution
- Step 1: Write the proportion equation
1,283,372.15 : 1,926,950.67 = 715,862.06 : x - Step 2: Convert to fraction form
1,283,372.15/1,926,950.67 = 715,862.06/x - Step 3: Cross multiply
1,283,372.15x = 1,926,950.67 × 715,862.06 - Step 4: Simplify right side
1,283,372.15x = 1,379,430,876,144.58 - Step 5: Solve for x
x = 1,379,430,876,144.58/1,283,372.15 - Step 6: Final answer
x = 1,074,848.69
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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.