Finding the Fourth Proportional to 1,293,370.74, 1,784,715.12 and 749,677.05
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Solution
The fourth proportional to 1,293,370.74, 1,784,715.12 and 749,677.05 is: 1,034,475.21
Step by Step Solution
- Step 1: Write the proportion equation
1,293,370.74 : 1,784,715.12 = 749,677.05 : x - Step 2: Convert to fraction form
1,293,370.74/1,784,715.12 = 749,677.05/x - Step 3: Cross multiply
1,293,370.74x = 1,784,715.12 × 749,677.05 - Step 4: Simplify right side
1,293,370.74x = 1,337,959,966,252.00 - Step 5: Solve for x
x = 1,337,959,966,252.00/1,293,370.74 - Step 6: Final answer
x = 1,034,475.21
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.