Finding the Fourth Proportional to 1,714,155.42, 2,365,553.70 and 979,207
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Solution
The fourth proportional to 1,714,155.42, 2,365,553.70 and 979,207 is: 1,351,316.64
Step by Step Solution
- Step 1: Write the proportion equation
1,714,155.42 : 2,365,553.70 = 979,207 : x - Step 2: Convert to fraction form
1,714,155.42/2,365,553.70 = 979,207/x - Step 3: Cross multiply
1,714,155.42x = 2,365,553.70 × 979,207 - Step 4: Simplify right side
1,714,155.42x = 2,316,366,741,915.90 - Step 5: Solve for x
x = 2,316,366,741,915.90/1,714,155.42 - Step 6: Final answer
x = 1,351,316.64
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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.