Finding the Fourth Proportional to 2,465,350.70, 3,698,026.05 and 2,087,437.10
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Solution
The fourth proportional to 2,465,350.70, 3,698,026.05 and 2,087,437.10 is: 3,131,155.65
Step by Step Solution
- Step 1: Write the proportion equation
2,465,350.70 : 3,698,026.05 = 2,087,437.10 : x - Step 2: Convert to fraction form
2,465,350.70/3,698,026.05 = 2,087,437.10/x - Step 3: Cross multiply
2,465,350.70x = 3,698,026.05 × 2,087,437.10 - Step 4: Simplify right side
2,465,350.70x = 7,719,396,773,536.46 - Step 5: Solve for x
x = 7,719,396,773,536.46/2,465,350.70 - Step 6: Final answer
x = 3,131,155.65
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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.