Finding the Fourth Proportional to 5,059,031.04, 6,981,314.40 and 2,767,142.16
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Solution
The fourth proportional to 5,059,031.04, 6,981,314.40 and 2,767,142.16 is: 3,818,574.99
Step by Step Solution
- Step 1: Write the proportion equation
5,059,031.04 : 6,981,314.40 = 2,767,142.16 : x - Step 2: Convert to fraction form
5,059,031.04/6,981,314.40 = 2,767,142.16/x - Step 3: Cross multiply
5,059,031.04x = 6,981,314.40 × 2,767,142.16 - Step 4: Simplify right side
5,059,031.04x = 19,318,289,408,455.11 - Step 5: Solve for x
x = 19,318,289,408,455.11/5,059,031.04 - Step 6: Final answer
x = 3,818,574.99
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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.