Finding the Fourth Proportional to 4,234,881.74, 5,844,173.80 and 2,301,142.28
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Solution
The fourth proportional to 4,234,881.74, 5,844,173.80 and 2,301,142.28 is: 3,175,596.45
Step by Step Solution
- Step 1: Write the proportion equation
4,234,881.74 : 5,844,173.80 = 2,301,142.28 : x - Step 2: Convert to fraction form
4,234,881.74/5,844,173.80 = 2,301,142.28/x - Step 3: Cross multiply
4,234,881.74x = 5,844,173.80 × 2,301,142.28 - Step 4: Simplify right side
4,234,881.74x = 13,448,275,422,848.26 - Step 5: Solve for x
x = 13,448,275,422,848.26/4,234,881.74 - Step 6: Final answer
x = 3,175,596.45
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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.