Finding the Fourth Proportional to 1,103,236.81, 1,657,346.47 and 654,252.21
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Solution
The fourth proportional to 1,103,236.81, 1,657,346.47 and 654,252.21 is: 982,855.71
Step by Step Solution
- Step 1: Write the proportion equation
1,103,236.81 : 1,657,346.47 = 654,252.21 : x - Step 2: Convert to fraction form
1,103,236.81/1,657,346.47 = 654,252.21/x - Step 3: Cross multiply
1,103,236.81x = 1,657,346.47 × 654,252.21 - Step 4: Simplify right side
1,103,236.81x = 1,084,322,593,758.86 - Step 5: Solve for x
x = 1,084,322,593,758.86/1,103,236.81 - Step 6: Final answer
x = 982,855.71
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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.