Finding the Fourth Proportional to 2,575,546.74, 3,553,534.26 and 1,609,658.19
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Solution
The fourth proportional to 2,575,546.74, 3,553,534.26 and 1,609,658.19 is: 2,220,878.17
Step by Step Solution
- Step 1: Write the proportion equation
2,575,546.74 : 3,553,534.26 = 1,609,658.19 : x - Step 2: Convert to fraction form
2,575,546.74/3,553,534.26 = 1,609,658.19/x - Step 3: Cross multiply
2,575,546.74x = 3,553,534.26 × 1,609,658.19 - Step 4: Simplify right side
2,575,546.74x = 5,719,975,525,054.59 - Step 5: Solve for x
x = 5,719,975,525,054.59/2,575,546.74 - Step 6: Final answer
x = 2,220,878.17
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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.