Finding the Fourth Proportional to 1,540,027.49, 2,309,864.75 and 402,899.42
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Solution
The fourth proportional to 1,540,027.49, 2,309,864.75 and 402,899.42 is: 604,302.95
Step by Step Solution
- Step 1: Write the proportion equation
1,540,027.49 : 2,309,864.75 = 402,899.42 : x - Step 2: Convert to fraction form
1,540,027.49/2,309,864.75 = 402,899.42/x - Step 3: Cross multiply
1,540,027.49x = 2,309,864.75 × 402,899.42 - Step 4: Simplify right side
1,540,027.49x = 930,643,154,489.62 - Step 5: Solve for x
x = 930,643,154,489.62/1,540,027.49 - Step 6: Final answer
x = 604,302.95
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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.