Finding the Fourth Proportional to 4,678,777.34, 7,018,835.48 and 1,440,589
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Solution
The fourth proportional to 4,678,777.34, 7,018,835.48 and 1,440,589 is: 2,161,089.63
Step by Step Solution
- Step 1: Write the proportion equation
4,678,777.34 : 7,018,835.48 = 1,440,589 : x - Step 2: Convert to fraction form
4,678,777.34/7,018,835.48 = 1,440,589/x - Step 3: Cross multiply
4,678,777.34x = 7,018,835.48 × 1,440,589 - Step 4: Simplify right side
4,678,777.34x = 10,111,257,185,297.72 - Step 5: Solve for x
x = 10,111,257,185,297.72/4,678,777.34 - Step 6: Final answer
x = 2,161,089.63
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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.