Finding the Fourth Proportional to 1,445,894.36, 1,995,334.28 and 801,411.44
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Solution
The fourth proportional to 1,445,894.36, 1,995,334.28 and 801,411.44 is: 1,105,947.82
Step by Step Solution
- Step 1: Write the proportion equation
1,445,894.36 : 1,995,334.28 = 801,411.44 : x - Step 2: Convert to fraction form
1,445,894.36/1,995,334.28 = 801,411.44/x - Step 3: Cross multiply
1,445,894.36x = 1,995,334.28 × 801,411.44 - Step 4: Simplify right side
1,445,894.36x = 1,599,083,718,616.16 - Step 5: Solve for x
x = 1,599,083,718,616.16/1,445,894.36 - Step 6: Final answer
x = 1,105,947.82
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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.