Finding the Fourth Proportional to 1,997,286.70, 2,995,930.05 and 877,542.70
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Solution
The fourth proportional to 1,997,286.70, 2,995,930.05 and 877,542.70 is: 1,316,314.05
Step by Step Solution
- Step 1: Write the proportion equation
1,997,286.70 : 2,995,930.05 = 877,542.70 : x - Step 2: Convert to fraction form
1,997,286.70/2,995,930.05 = 877,542.70/x - Step 3: Cross multiply
1,997,286.70x = 2,995,930.05 × 877,542.70 - Step 4: Simplify right side
1,997,286.70x = 2,629,056,545,088.13 - Step 5: Solve for x
x = 2,629,056,545,088.13/1,997,286.70 - Step 6: Final answer
x = 1,316,314.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.