Finding the Fourth Proportional to 1,235,214.51, 1,704,207.48 and 691,263.87
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Solution
The fourth proportional to 1,235,214.51, 1,704,207.48 and 691,263.87 is: 953,726.70
Step by Step Solution
- Step 1: Write the proportion equation
1,235,214.51 : 1,704,207.48 = 691,263.87 : x - Step 2: Convert to fraction form
1,235,214.51/1,704,207.48 = 691,263.87/x - Step 3: Cross multiply
1,235,214.51x = 1,704,207.48 × 691,263.87 - Step 4: Simplify right side
1,235,214.51x = 1,178,057,057,907.75 - Step 5: Solve for x
x = 1,178,057,057,907.75/1,235,214.51 - Step 6: Final answer
x = 953,726.70
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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.