Finding the Fourth Proportional to 5,167,922.52, 7,751,293.20 and 1,381,700.64
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Solution
The fourth proportional to 5,167,922.52, 7,751,293.20 and 1,381,700.64 is: 2,072,393.06
Step by Step Solution
- Step 1: Write the proportion equation
5,167,922.52 : 7,751,293.20 = 1,381,700.64 : x - Step 2: Convert to fraction form
5,167,922.52/7,751,293.20 = 1,381,700.64/x - Step 3: Cross multiply
5,167,922.52x = 7,751,293.20 × 1,381,700.64 - Step 4: Simplify right side
5,167,922.52x = 10,709,966,775,267.65 - Step 5: Solve for x
x = 10,709,966,775,267.65/5,167,922.52 - Step 6: Final answer
x = 2,072,393.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.