Finding the Fourth Proportional to 1,515,576.12, 2,274,368.15 and 832,939.66
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Solution
The fourth proportional to 1,515,576.12, 2,274,368.15 and 832,939.66 is: 1,249,961.26
Step by Step Solution
- Step 1: Write the proportion equation
1,515,576.12 : 2,274,368.15 = 832,939.66 : x - Step 2: Convert to fraction form
1,515,576.12/2,274,368.15 = 832,939.66/x - Step 3: Cross multiply
1,515,576.12x = 2,274,368.15 × 832,939.66 - Step 4: Simplify right side
1,515,576.12x = 1,894,411,429,411.13 - Step 5: Solve for x
x = 1,894,411,429,411.13/1,515,576.12 - Step 6: Final answer
x = 1,249,961.26
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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.