Finding the Fourth Proportional to 1,575,972.24, 2,174,923.20 and 963,933.12
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Solution
The fourth proportional to 1,575,972.24, 2,174,923.20 and 963,933.12 is: 1,330,277.56
Step by Step Solution
- Step 1: Write the proportion equation
1,575,972.24 : 2,174,923.20 = 963,933.12 : x - Step 2: Convert to fraction form
1,575,972.24/2,174,923.20 = 963,933.12/x - Step 3: Cross multiply
1,575,972.24x = 2,174,923.20 × 963,933.12 - Step 4: Simplify right side
1,575,972.24x = 2,096,480,505,936.38 - Step 5: Solve for x
x = 2,096,480,505,936.38/1,575,972.24 - Step 6: Final answer
x = 1,330,277.56
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1.5x scale
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.