Finding the Fourth Proportional to 1,846,780.16, 2,549,616.75 and 1,407,750.84
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Solution
The fourth proportional to 1,846,780.16, 2,549,616.75 and 1,407,750.84 is: 1,943,504.27
Step by Step Solution
- Step 1: Write the proportion equation
1,846,780.16 : 2,549,616.75 = 1,407,750.84 : x - Step 2: Convert to fraction form
1,846,780.16/2,549,616.75 = 1,407,750.84/x - Step 3: Cross multiply
1,846,780.16x = 2,549,616.75 × 1,407,750.84 - Step 4: Simplify right side
1,846,780.16x = 3,589,225,121,490.57 - Step 5: Solve for x
x = 3,589,225,121,490.57/1,846,780.16 - Step 6: Final answer
x = 1,943,504.27
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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.