Finding the Fourth Proportional to 1,565,847.06, 2,160,803.62 and 886,783.56
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Solution
The fourth proportional to 1,565,847.06, 2,160,803.62 and 886,783.56 is: 1,223,724.32
Step by Step Solution
- Step 1: Write the proportion equation
1,565,847.06 : 2,160,803.62 = 886,783.56 : x - Step 2: Convert to fraction form
1,565,847.06/2,160,803.62 = 886,783.56/x - Step 3: Cross multiply
1,565,847.06x = 2,160,803.62 × 886,783.56 - Step 4: Simplify right side
1,565,847.06x = 1,916,165,126,604.49 - Step 5: Solve for x
x = 1,916,165,126,604.49/1,565,847.06 - Step 6: Final answer
x = 1,223,724.32
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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.