Finding the Fourth Proportional to 4,296,242.70, 6,442,985.66 and 1,416,962.18
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Solution
The fourth proportional to 4,296,242.70, 6,442,985.66 and 1,416,962.18 is: 2,124,988.66
Step by Step Solution
- Step 1: Write the proportion equation
4,296,242.70 : 6,442,985.66 = 1,416,962.18 : x - Step 2: Convert to fraction form
4,296,242.70/6,442,985.66 = 1,416,962.18/x - Step 3: Cross multiply
4,296,242.70x = 6,442,985.66 × 1,416,962.18 - Step 4: Simplify right side
4,296,242.70x = 9,129,467,015,524.99 - Step 5: Solve for x
x = 9,129,467,015,524.99/4,296,242.70 - Step 6: Final answer
x = 2,124,988.66
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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.