Finding the Fourth Proportional to 880,820.80, 1,234,808 and 880,820.80
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Solution
The fourth proportional to 880,820.80, 1,234,808 and 880,820.80 is: 1,234,808
Step by Step Solution
- Step 1: Write the proportion equation
880,820.80 : 1,234,808 = 880,820.80 : x - Step 2: Convert to fraction form
880,820.80/1,234,808 = 880,820.80/x - Step 3: Cross multiply
880,820.80x = 1,234,808 × 880,820.80 - Step 4: Simplify right side
880,820.80x = 1,087,644,570,406.40 - Step 5: Solve for x
x = 1,087,644,570,406.40/880,820.80 - Step 6: Final answer
x = 1,234,808
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.