Finding the Fourth Proportional to 1,203,772.53, 1,661,199.96 and 652,486.01
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Solution
The fourth proportional to 1,203,772.53, 1,661,199.96 and 652,486.01 is: 900,427.36
Step by Step Solution
- Step 1: Write the proportion equation
1,203,772.53 : 1,661,199.96 = 652,486.01 : x - Step 2: Convert to fraction form
1,203,772.53/1,661,199.96 = 652,486.01/x - Step 3: Cross multiply
1,203,772.53x = 1,661,199.96 × 652,486.01 - Step 4: Simplify right side
1,203,772.53x = 1,083,909,725,406.56 - Step 5: Solve for x
x = 1,083,909,725,406.56/1,203,772.53 - Step 6: Final answer
x = 900,427.36
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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.