Finding the Fourth Proportional to 4,153,422.26, 5,732,010.44 and 2,318,238.58
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Solution
The fourth proportional to 4,153,422.26, 5,732,010.44 and 2,318,238.58 is: 3,199,329.83
Step by Step Solution
- Step 1: Write the proportion equation
4,153,422.26 : 5,732,010.44 = 2,318,238.58 : x - Step 2: Convert to fraction form
4,153,422.26/5,732,010.44 = 2,318,238.58/x - Step 3: Cross multiply
4,153,422.26x = 5,732,010.44 × 2,318,238.58 - Step 4: Simplify right side
4,153,422.26x = 13,288,167,742,970.78 - Step 5: Solve for x
x = 13,288,167,742,970.78/4,153,422.26 - Step 6: Final answer
x = 3,199,329.83
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1.5x scale
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.