Finding the Fourth Proportional to 2,794,713.80, 4,192,070.70 and 997,655.90
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Solution
The fourth proportional to 2,794,713.80, 4,192,070.70 and 997,655.90 is: 1,496,483.85
Step by Step Solution
- Step 1: Write the proportion equation
2,794,713.80 : 4,192,070.70 = 997,655.90 : x - Step 2: Convert to fraction form
2,794,713.80/4,192,070.70 = 997,655.90/x - Step 3: Cross multiply
2,794,713.80x = 4,192,070.70 × 997,655.90 - Step 4: Simplify right side
2,794,713.80x = 4,182,244,067,072.13 - Step 5: Solve for x
x = 4,182,244,067,072.13/2,794,713.80 - Step 6: Final answer
x = 1,496,483.85
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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.