Finding the Fourth Proportional to 1,107,612.98, 1,528,507.29 and 598,315.36
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Solution
The fourth proportional to 1,107,612.98, 1,528,507.29 and 598,315.36 is: 825,675.93
Step by Step Solution
- Step 1: Write the proportion equation
1,107,612.98 : 1,528,507.29 = 598,315.36 : x - Step 2: Convert to fraction form
1,107,612.98/1,528,507.29 = 598,315.36/x - Step 3: Cross multiply
1,107,612.98x = 1,528,507.29 × 598,315.36 - Step 4: Simplify right side
1,107,612.98x = 914,529,385,719.05 - Step 5: Solve for x
x = 914,529,385,719.05/1,107,612.98 - Step 6: Final answer
x = 825,675.93
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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.