Finding the Fourth Proportional to 1,449,635.36, 2,001,497.60 and 906,015.50
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Solution
The fourth proportional to 1,449,635.36, 2,001,497.60 and 906,015.50 is: 1,250,926.88
Step by Step Solution
- Step 1: Write the proportion equation
1,449,635.36 : 2,001,497.60 = 906,015.50 : x - Step 2: Convert to fraction form
1,449,635.36/2,001,497.60 = 906,015.50/x - Step 3: Cross multiply
1,449,635.36x = 2,001,497.60 × 906,015.50 - Step 4: Simplify right side
1,449,635.36x = 1,813,387,834,275.23 - Step 5: Solve for x
x = 1,813,387,834,275.23/1,449,635.36 - Step 6: Final answer
x = 1,250,926.88
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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.