Finding the Fourth Proportional to 1,201,288.24, 1,657,057 and 793,390.88
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Solution
The fourth proportional to 1,201,288.24, 1,657,057 and 793,390.88 is: 1,094,403.38
Step by Step Solution
- Step 1: Write the proportion equation
1,201,288.24 : 1,657,057 = 793,390.88 : x - Step 2: Convert to fraction form
1,201,288.24/1,657,057 = 793,390.88/x - Step 3: Cross multiply
1,201,288.24x = 1,657,057 × 793,390.88 - Step 4: Simplify right side
1,201,288.24x = 1,314,693,911,440.16 - Step 5: Solve for x
x = 1,314,693,911,440.16/1,201,288.24 - Step 6: Final answer
x = 1,094,403.38
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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.