Finding the Fourth Proportional to 5,423,126.24, 8,134,737.04 and 1,379,618.34
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Solution
The fourth proportional to 5,423,126.24, 8,134,737.04 and 1,379,618.34 is: 2,069,439.64
Step by Step Solution
- Step 1: Write the proportion equation
5,423,126.24 : 8,134,737.04 = 1,379,618.34 : x - Step 2: Convert to fraction form
5,423,126.24/8,134,737.04 = 1,379,618.34/x - Step 3: Cross multiply
5,423,126.24x = 8,134,737.04 × 1,379,618.34 - Step 4: Simplify right side
5,423,126.24x = 11,222,832,411,461.31 - Step 5: Solve for x
x = 11,222,832,411,461.31/5,423,126.24 - Step 6: Final answer
x = 2,069,439.64
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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.