Finding the Fourth Proportional to 1,723,096.08, 2,377,833.12 and 1,078,871.44
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Solution
The fourth proportional to 1,723,096.08, 2,377,833.12 and 1,078,871.44 is: 1,488,817.87
Step by Step Solution
- Step 1: Write the proportion equation
1,723,096.08 : 2,377,833.12 = 1,078,871.44 : x - Step 2: Convert to fraction form
1,723,096.08/2,377,833.12 = 1,078,871.44/x - Step 3: Cross multiply
1,723,096.08x = 2,377,833.12 × 1,078,871.44 - Step 4: Simplify right side
1,723,096.08x = 2,565,376,242,254.09 - Step 5: Solve for x
x = 2,565,376,242,254.09/1,723,096.08 - Step 6: Final answer
x = 1,488,817.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.