Finding the Fourth Proportional to 1,203,238.68, 1,803,642.84 and 754,274.24
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Solution
The fourth proportional to 1,203,238.68, 1,803,642.84 and 754,274.24 is: 1,130,649.59
Step by Step Solution
- Step 1: Write the proportion equation
1,203,238.68 : 1,803,642.84 = 754,274.24 : x - Step 2: Convert to fraction form
1,203,238.68/1,803,642.84 = 754,274.24/x - Step 3: Cross multiply
1,203,238.68x = 1,803,642.84 × 754,274.24 - Step 4: Simplify right side
1,203,238.68x = 1,360,441,323,354.23 - Step 5: Solve for x
x = 1,360,441,323,354.23/1,203,238.68 - Step 6: Final answer
x = 1,130,649.59
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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.