Finding the Fourth Proportional to 2,009,114.70, 3,013,672.05 and 513,206.70
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Solution
The fourth proportional to 2,009,114.70, 3,013,672.05 and 513,206.70 is: 769,810.05
Step by Step Solution
- Step 1: Write the proportion equation
2,009,114.70 : 3,013,672.05 = 513,206.70 : x - Step 2: Convert to fraction form
2,009,114.70/3,013,672.05 = 513,206.70/x - Step 3: Cross multiply
2,009,114.70x = 3,013,672.05 × 513,206.70 - Step 4: Simplify right side
2,009,114.70x = 1,546,636,687,662.74 - Step 5: Solve for x
x = 1,546,636,687,662.74/2,009,114.70 - Step 6: Final answer
x = 769,810.05
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1.5x scale
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.