Finding the Fourth Proportional to 1,069,652.49, 1,603,944.54 and 349,900.26
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Solution
The fourth proportional to 1,069,652.49, 1,603,944.54 and 349,900.26 is: 524,675.65
Step by Step Solution
- Step 1: Write the proportion equation
1,069,652.49 : 1,603,944.54 = 349,900.26 : x - Step 2: Convert to fraction form
1,069,652.49/1,603,944.54 = 349,900.26/x - Step 3: Cross multiply
1,069,652.49x = 1,603,944.54 × 349,900.26 - Step 4: Simplify right side
1,069,652.49x = 561,220,611,571.58 - Step 5: Solve for x
x = 561,220,611,571.58/1,069,652.49 - Step 6: Final answer
x = 524,675.65
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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.