Finding the Fourth Proportional to 3,961,746.75, 5,944,646.88 and 1,886,796.75
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Solution
The fourth proportional to 3,961,746.75, 5,944,646.88 and 1,886,796.75 is: 2,831,160.37
Step by Step Solution
- Step 1: Write the proportion equation
3,961,746.75 : 5,944,646.88 = 1,886,796.75 : x - Step 2: Convert to fraction form
3,961,746.75/5,944,646.88 = 1,886,796.75/x - Step 3: Cross multiply
3,961,746.75x = 5,944,646.88 × 1,886,796.75 - Step 4: Simplify right side
3,961,746.75x = 11,216,340,413,081.64 - Step 5: Solve for x
x = 11,216,340,413,081.64/3,961,746.75 - Step 6: Final answer
x = 2,831,160.37
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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.