Finding the Fourth Proportional to 1,525,203.12, 2,287,820.88 and 460,254.54
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Solution
The fourth proportional to 1,525,203.12, 2,287,820.88 and 460,254.54 is: 690,386.70
Step by Step Solution
- Step 1: Write the proportion equation
1,525,203.12 : 2,287,820.88 = 460,254.54 : x - Step 2: Convert to fraction form
1,525,203.12/2,287,820.88 = 460,254.54/x - Step 3: Cross multiply
1,525,203.12x = 2,287,820.88 × 460,254.54 - Step 4: Simplify right side
1,525,203.12x = 1,052,979,946,726.80 - Step 5: Solve for x
x = 1,052,979,946,726.80/1,525,203.12 - Step 6: Final answer
x = 690,386.70
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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.