Finding the Fourth Proportional to 1,472,393.44, 2,208,618.14 and 461,493.12
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Solution
The fourth proportional to 1,472,393.44, 2,208,618.14 and 461,493.12 is: 692,248.45
Step by Step Solution
- Step 1: Write the proportion equation
1,472,393.44 : 2,208,618.14 = 461,493.12 : x - Step 2: Convert to fraction form
1,472,393.44/2,208,618.14 = 461,493.12/x - Step 3: Cross multiply
1,472,393.44x = 2,208,618.14 × 461,493.12 - Step 4: Simplify right side
1,472,393.44x = 1,019,262,076,317.20 - Step 5: Solve for x
x = 1,019,262,076,317.20/1,472,393.44 - Step 6: Final answer
x = 692,248.45
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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.