Finding the Fourth Proportional to 1,664,077.08, 2,496,312.42 and 542,146.08
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Solution
The fourth proportional to 1,664,077.08, 2,496,312.42 and 542,146.08 is: 813,283.24
Step by Step Solution
- Step 1: Write the proportion equation
1,664,077.08 : 2,496,312.42 = 542,146.08 : x - Step 2: Convert to fraction form
1,664,077.08/2,496,312.42 = 542,146.08/x - Step 3: Cross multiply
1,664,077.08x = 2,496,312.42 × 542,146.08 - Step 4: Simplify right side
1,664,077.08x = 1,353,365,992,958.31 - Step 5: Solve for x
x = 1,353,365,992,958.31/1,664,077.08 - Step 6: Final answer
x = 813,283.24
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.