Finding the Fourth Proportional to 1,293,451.61, 1,784,964.87 and 704,748.26
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Solution
The fourth proportional to 1,293,451.61, 1,784,964.87 and 704,748.26 is: 972,553.50
Step by Step Solution
- Step 1: Write the proportion equation
1,293,451.61 : 1,784,964.87 = 704,748.26 : x - Step 2: Convert to fraction form
1,293,451.61/1,784,964.87 = 704,748.26/x - Step 3: Cross multiply
1,293,451.61x = 1,784,964.87 × 704,748.26 - Step 4: Simplify right side
1,293,451.61x = 1,257,950,890,756.04 - Step 5: Solve for x
x = 1,257,950,890,756.04/1,293,451.61 - Step 6: Final answer
x = 972,553.50
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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.