Finding the Fourth Proportional to 4,997,968.08, 7,496,952.12 and 1,211,451
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Solution
The fourth proportional to 4,997,968.08, 7,496,952.12 and 1,211,451 is: 1,817,176.50
Step by Step Solution
- Step 1: Write the proportion equation
4,997,968.08 : 7,496,952.12 = 1,211,451 : x - Step 2: Convert to fraction form
4,997,968.08/7,496,952.12 = 1,211,451/x - Step 3: Cross multiply
4,997,968.08x = 7,496,952.12 × 1,211,451 - Step 4: Simplify right side
4,997,968.08x = 9,082,190,142,726.12 - Step 5: Solve for x
x = 9,082,190,142,726.12/4,997,968.08 - Step 6: Final answer
x = 1,817,176.50
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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.