Finding the Fourth Proportional to 2,033,041.92, 2,805,635.28 and 1,115,317.92
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Solution
The fourth proportional to 2,033,041.92, 2,805,635.28 and 1,115,317.92 is: 1,539,159.26
Step by Step Solution
- Step 1: Write the proportion equation
2,033,041.92 : 2,805,635.28 = 1,115,317.92 : x - Step 2: Convert to fraction form
2,033,041.92/2,805,635.28 = 1,115,317.92/x - Step 3: Cross multiply
2,033,041.92x = 2,805,635.28 × 1,115,317.92 - Step 4: Simplify right side
2,033,041.92x = 3,129,175,304,768.22 - Step 5: Solve for x
x = 3,129,175,304,768.22/2,033,041.92 - Step 6: Final answer
x = 1,539,159.26
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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.