Finding the Fourth Proportional to 1,266,752.07, 1,748,130.17 and 757,454.44
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Solution
The fourth proportional to 1,266,752.07, 1,748,130.17 and 757,454.44 is: 1,045,294.49
Step by Step Solution
- Step 1: Write the proportion equation
1,266,752.07 : 1,748,130.17 = 757,454.44 : x - Step 2: Convert to fraction form
1,266,752.07/1,748,130.17 = 757,454.44/x - Step 3: Cross multiply
1,266,752.07x = 1,748,130.17 × 757,454.44 - Step 4: Simplify right side
1,266,752.07x = 1,324,128,958,964.45 - Step 5: Solve for x
x = 1,324,128,958,964.45/1,266,752.07 - Step 6: Final answer
x = 1,045,294.49
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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.