Finding the Fourth Proportional to 1,445,712.03, 1,995,094.41 and 801,142.99
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Solution
The fourth proportional to 1,445,712.03, 1,995,094.41 and 801,142.99 is: 1,105,583.87
Step by Step Solution
- Step 1: Write the proportion equation
1,445,712.03 : 1,995,094.41 = 801,142.99 : x - Step 2: Convert to fraction form
1,445,712.03/1,995,094.41 = 801,142.99/x - Step 3: Cross multiply
1,445,712.03x = 1,995,094.41 × 801,142.99 - Step 4: Simplify right side
1,445,712.03x = 1,598,355,895,971.95 - Step 5: Solve for x
x = 1,598,355,895,971.95/1,445,712.03 - Step 6: Final answer
x = 1,105,583.87
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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.