Finding the Fourth Proportional to 1,560,657.90, 2,340,986.85 and 804,830.70
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Solution
The fourth proportional to 1,560,657.90, 2,340,986.85 and 804,830.70 is: 1,207,246.05
Step by Step Solution
- Step 1: Write the proportion equation
1,560,657.90 : 2,340,986.85 = 804,830.70 : x - Step 2: Convert to fraction form
1,560,657.90/2,340,986.85 = 804,830.70/x - Step 3: Cross multiply
1,560,657.90x = 2,340,986.85 × 804,830.70 - Step 4: Simplify right side
1,560,657.90x = 1,884,098,085,176.30 - Step 5: Solve for x
x = 1,884,098,085,176.30/1,560,657.90 - Step 6: Final answer
x = 1,207,246.05
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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.