Finding the Fourth Proportional to 1,445,938.42, 1,995,394.98 and 801,455.44
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Solution
The fourth proportional to 1,445,938.42, 1,995,394.98 and 801,455.44 is: 1,106,008.49
Step by Step Solution
- Step 1: Write the proportion equation
1,445,938.42 : 1,995,394.98 = 801,455.44 : x - Step 2: Convert to fraction form
1,445,938.42/1,995,394.98 = 801,455.44/x - Step 3: Cross multiply
1,445,938.42x = 1,995,394.98 × 801,455.44 - Step 4: Simplify right side
1,445,938.42x = 1,599,220,161,669.69 - Step 5: Solve for x
x = 1,599,220,161,669.69/1,445,938.42 - Step 6: Final answer
x = 1,106,008.49
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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.