Finding the Fourth Proportional to 1,487,976.58, 2,053,568.21 and 843,327.56
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Solution
The fourth proportional to 1,487,976.58, 2,053,568.21 and 843,327.56 is: 1,163,883.02
Step by Step Solution
- Step 1: Write the proportion equation
1,487,976.58 : 2,053,568.21 = 843,327.56 : x - Step 2: Convert to fraction form
1,487,976.58/2,053,568.21 = 843,327.56/x - Step 3: Cross multiply
1,487,976.58x = 2,053,568.21 × 843,327.56 - Step 4: Simplify right side
1,487,976.58x = 1,731,830,663,616.23 - Step 5: Solve for x
x = 1,731,830,663,616.23/1,487,976.58 - Step 6: Final answer
x = 1,163,883.02
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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.