Finding the Fourth Proportional to 4,620,149.50, 6,930,875.49 and 1,425,535.42
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Solution
The fourth proportional to 4,620,149.50, 6,930,875.49 and 1,425,535.42 is: 2,138,504.07
Step by Step Solution
- Step 1: Write the proportion equation
4,620,149.50 : 6,930,875.49 = 1,425,535.42 : x - Step 2: Convert to fraction form
4,620,149.50/6,930,875.49 = 1,425,535.42/x - Step 3: Cross multiply
4,620,149.50x = 6,930,875.49 × 1,425,535.42 - Step 4: Simplify right side
4,620,149.50x = 9,880,208,502,604.86 - Step 5: Solve for x
x = 9,880,208,502,604.86/4,620,149.50 - Step 6: Final answer
x = 2,138,504.07
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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.