Finding the Fourth Proportional to 6,120,829.68, 9,181,758.42 and 1,861,034.82
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Solution
The fourth proportional to 6,120,829.68, 9,181,758.42 and 1,861,034.82 is: 2,791,708.48
Step by Step Solution
- Step 1: Write the proportion equation
6,120,829.68 : 9,181,758.42 = 1,861,034.82 : x - Step 2: Convert to fraction form
6,120,829.68/9,181,758.42 = 1,861,034.82/x - Step 3: Cross multiply
6,120,829.68x = 9,181,758.42 × 1,861,034.82 - Step 4: Simplify right side
6,120,829.68x = 17,087,572,128,448.19 - Step 5: Solve for x
x = 17,087,572,128,448.19/6,120,829.68 - Step 6: Final answer
x = 2,791,708.48
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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.