Finding the Fourth Proportional to 1,290,699.68, 1,935,772.70 and 532,344.44
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Solution
The fourth proportional to 1,290,699.68, 1,935,772.70 and 532,344.44 is: 798,402.49
Step by Step Solution
- Step 1: Write the proportion equation
1,290,699.68 : 1,935,772.70 = 532,344.44 : x - Step 2: Convert to fraction form
1,290,699.68/1,935,772.70 = 532,344.44/x - Step 3: Cross multiply
1,290,699.68x = 1,935,772.70 × 532,344.44 - Step 4: Simplify right side
1,290,699.68x = 1,030,497,840,119.08 - Step 5: Solve for x
x = 1,030,497,840,119.08/1,290,699.68 - Step 6: Final answer
x = 798,402.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.