Finding the Fourth Proportional to 4,622,298.25, 6,380,814.75 and 2,762,370.12
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Solution
The fourth proportional to 4,622,298.25, 6,380,814.75 and 2,762,370.12 is: 3,813,291.80
Step by Step Solution
- Step 1: Write the proportion equation
4,622,298.25 : 6,380,814.75 = 2,762,370.12 : x - Step 2: Convert to fraction form
4,622,298.25/6,380,814.75 = 2,762,370.12/x - Step 3: Cross multiply
4,622,298.25x = 6,380,814.75 × 2,762,370.12 - Step 4: Simplify right side
4,622,298.25x = 17,626,172,006,655.27 - Step 5: Solve for x
x = 17,626,172,006,655.27/4,622,298.25 - Step 6: Final answer
x = 3,813,291.80
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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.