Finding the Fourth Proportional to 4,228,788.68, 5,835,726.02 and 2,393,213.62
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Solution
The fourth proportional to 4,228,788.68, 5,835,726.02 and 2,393,213.62 is: 3,302,633.46
Step by Step Solution
- Step 1: Write the proportion equation
4,228,788.68 : 5,835,726.02 = 2,393,213.62 : x - Step 2: Convert to fraction form
4,228,788.68/5,835,726.02 = 2,393,213.62/x - Step 3: Cross multiply
4,228,788.68x = 5,835,726.02 × 2,393,213.62 - Step 4: Simplify right side
4,228,788.68x = 13,966,138,993,652.39 - Step 5: Solve for x
x = 13,966,138,993,652.39/4,228,788.68 - Step 6: Final answer
x = 3,302,633.46
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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.