Finding the Fourth Proportional to 1,497,476.48, 2,245,884.80 and 432,287.04
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Solution
The fourth proportional to 1,497,476.48, 2,245,884.80 and 432,287.04 is: 648,335.32
Step by Step Solution
- Step 1: Write the proportion equation
1,497,476.48 : 2,245,884.80 = 432,287.04 : x - Step 2: Convert to fraction form
1,497,476.48/2,245,884.80 = 432,287.04/x - Step 3: Cross multiply
1,497,476.48x = 2,245,884.80 × 432,287.04 - Step 4: Simplify right side
1,497,476.48x = 970,866,892,372.99 - Step 5: Solve for x
x = 970,866,892,372.99/1,497,476.48 - Step 6: Final answer
x = 648,335.32
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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.