Finding the Fourth Proportional to 1,602,009.76, 2,403,247.92 and 480,166.24
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Solution
The fourth proportional to 1,602,009.76, 2,403,247.92 and 480,166.24 is: 720,319.28
Step by Step Solution
- Step 1: Write the proportion equation
1,602,009.76 : 2,403,247.92 = 480,166.24 : x - Step 2: Convert to fraction form
1,602,009.76/2,403,247.92 = 480,166.24/x - Step 3: Cross multiply
1,602,009.76x = 2,403,247.92 × 480,166.24 - Step 4: Simplify right side
1,602,009.76x = 1,153,958,517,534.22 - Step 5: Solve for x
x = 1,153,958,517,534.22/1,602,009.76 - Step 6: Final answer
x = 720,319.28
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1.5x scale
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.