Finding the Fourth Proportional to 5,168,415.04, 7,753,508.16 and 1,756,340.80
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Solution
The fourth proportional to 5,168,415.04, 7,753,508.16 and 1,756,340.80 is: 2,634,812.15
Step by Step Solution
- Step 1: Write the proportion equation
5,168,415.04 : 7,753,508.16 = 1,756,340.80 : x - Step 2: Convert to fraction form
5,168,415.04/7,753,508.16 = 1,756,340.80/x - Step 3: Cross multiply
5,168,415.04x = 7,753,508.16 × 1,756,340.80 - Step 4: Simplify right side
5,168,415.04x = 13,617,802,724,540.93 - Step 5: Solve for x
x = 13,617,802,724,540.93/5,168,415.04 - Step 6: Final answer
x = 2,634,812.15
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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.