Finding the Fourth Proportional to 4,257,388.80, 6,387,832.80 and 1,563,004.80
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Solution
The fourth proportional to 4,257,388.80, 6,387,832.80 and 1,563,004.80 is: 2,345,149.53
Step by Step Solution
- Step 1: Write the proportion equation
4,257,388.80 : 6,387,832.80 = 1,563,004.80 : x - Step 2: Convert to fraction form
4,257,388.80/6,387,832.80 = 1,563,004.80/x - Step 3: Cross multiply
4,257,388.80x = 6,387,832.80 × 1,563,004.80 - Step 4: Simplify right side
4,257,388.80x = 9,984,213,327,997.44 - Step 5: Solve for x
x = 9,984,213,327,997.44/4,257,388.80 - Step 6: Final answer
x = 2,345,149.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.