Finding the Fourth Proportional to 880,948.70, 1,235,816.50 and 880,948.70
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Solution
The fourth proportional to 880,948.70, 1,235,816.50 and 880,948.70 is: 1,235,816.50
Step by Step Solution
- Step 1: Write the proportion equation
880,948.70 : 1,235,816.50 = 880,948.70 : x - Step 2: Convert to fraction form
880,948.70/1,235,816.50 = 880,948.70/x - Step 3: Cross multiply
880,948.70x = 1,235,816.50 × 880,948.70 - Step 4: Simplify right side
880,948.70x = 1,088,690,939,113.55 - Step 5: Solve for x
x = 1,088,690,939,113.55/880,948.70 - Step 6: Final answer
x = 1,235,816.50
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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.