Finding the Fourth Proportional to 2,646,832.24, 3,970,247.30 and 753,573.68
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Solution
The fourth proportional to 2,646,832.24, 3,970,247.30 and 753,573.68 is: 1,130,360.22
Step by Step Solution
- Step 1: Write the proportion equation
2,646,832.24 : 3,970,247.30 = 753,573.68 : x - Step 2: Convert to fraction form
2,646,832.24/3,970,247.30 = 753,573.68/x - Step 3: Cross multiply
2,646,832.24x = 3,970,247.30 × 753,573.68 - Step 4: Simplify right side
2,646,832.24x = 2,991,873,862,466.29 - Step 5: Solve for x
x = 2,991,873,862,466.29/2,646,832.24 - Step 6: Final answer
x = 1,130,360.22
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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.