Finding the Fourth Proportional to 1,332,039.24, 1,836,987.26 and 872,986.59
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Solution
The fourth proportional to 1,332,039.24, 1,836,987.26 and 872,986.59 is: 1,203,917.42
Step by Step Solution
- Step 1: Write the proportion equation
1,332,039.24 : 1,836,987.26 = 872,986.59 : x - Step 2: Convert to fraction form
1,332,039.24/1,836,987.26 = 872,986.59/x - Step 3: Cross multiply
1,332,039.24x = 1,836,987.26 × 872,986.59 - Step 4: Simplify right side
1,332,039.24x = 1,603,665,239,615.91 - Step 5: Solve for x
x = 1,603,665,239,615.91/1,332,039.24 - Step 6: Final answer
x = 1,203,917.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.