Finding the Fourth Proportional to 2,390,473.86, 3,298,757.70 and 1,302,722.10
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Solution
The fourth proportional to 2,390,473.86, 3,298,757.70 and 1,302,722.10 is: 1,797,704.06
Step by Step Solution
- Step 1: Write the proportion equation
2,390,473.86 : 3,298,757.70 = 1,302,722.10 : x - Step 2: Convert to fraction form
2,390,473.86/3,298,757.70 = 1,302,722.10/x - Step 3: Cross multiply
2,390,473.86x = 3,298,757.70 × 1,302,722.10 - Step 4: Simplify right side
2,390,473.86x = 4,297,364,558,335.17 - Step 5: Solve for x
x = 4,297,364,558,335.17/2,390,473.86 - Step 6: Final answer
x = 1,797,704.06
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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.