Finding the Fourth Proportional to 1,069,050.80, 1,474,107.91 and 681,251.91
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Solution
The fourth proportional to 1,069,050.80, 1,474,107.91 and 681,251.91 is: 939,374.28
Step by Step Solution
- Step 1: Write the proportion equation
1,069,050.80 : 1,474,107.91 = 681,251.91 : x - Step 2: Convert to fraction form
1,069,050.80/1,474,107.91 = 681,251.91/x - Step 3: Cross multiply
1,069,050.80x = 1,474,107.91 × 681,251.91 - Step 4: Simplify right side
1,069,050.80x = 1,004,238,825,834.62 - Step 5: Solve for x
x = 1,004,238,825,834.62/1,069,050.80 - Step 6: Final answer
x = 939,374.28
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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.