Finding the Fourth Proportional to 1,935,794.14, 2,903,686.01 and 721,343.12
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Solution
The fourth proportional to 1,935,794.14, 2,903,686.01 and 721,343.12 is: 1,082,012.74
Step by Step Solution
- Step 1: Write the proportion equation
1,935,794.14 : 2,903,686.01 = 721,343.12 : x - Step 2: Convert to fraction form
1,935,794.14/2,903,686.01 = 721,343.12/x - Step 3: Cross multiply
1,935,794.14x = 2,903,686.01 × 721,343.12 - Step 4: Simplify right side
1,935,794.14x = 2,094,553,930,924.43 - Step 5: Solve for x
x = 2,094,553,930,924.43/1,935,794.14 - Step 6: Final answer
x = 1,082,012.74
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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.