Finding the Fourth Proportional to 2,211,215.08, 3,317,059.68 and 613,784.92
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Solution
The fourth proportional to 2,211,215.08, 3,317,059.68 and 613,784.92 is: 920,743.18
Step by Step Solution
- Step 1: Write the proportion equation
2,211,215.08 : 3,317,059.68 = 613,784.92 : x - Step 2: Convert to fraction form
2,211,215.08/3,317,059.68 = 613,784.92/x - Step 3: Cross multiply
2,211,215.08x = 3,317,059.68 × 613,784.92 - Step 4: Simplify right side
2,211,215.08x = 2,035,961,210,324.03 - Step 5: Solve for x
x = 2,035,961,210,324.03/2,211,215.08 - Step 6: Final answer
x = 920,743.18
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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.