Finding the Fourth Proportional to 1,494,907.99, 2,062,944.25 and 815,849.35
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Solution
The fourth proportional to 1,494,907.99, 2,062,944.25 and 815,849.35 is: 1,125,856.40
Step by Step Solution
- Step 1: Write the proportion equation
1,494,907.99 : 2,062,944.25 = 815,849.35 : x - Step 2: Convert to fraction form
1,494,907.99/2,062,944.25 = 815,849.35/x - Step 3: Cross multiply
1,494,907.99x = 2,062,944.25 × 815,849.35 - Step 4: Simplify right side
1,494,907.99x = 1,683,051,725,448.74 - Step 5: Solve for x
x = 1,683,051,725,448.74/1,494,907.99 - Step 6: Final answer
x = 1,125,856.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.