Finding the Fourth Proportional to 1,905,460.08, 2,856,015.87 and 767,493.92
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Solution
The fourth proportional to 1,905,460.08, 2,856,015.87 and 767,493.92 is: 1,150,365.11
Step by Step Solution
- Step 1: Write the proportion equation
1,905,460.08 : 2,856,015.87 = 767,493.92 : x - Step 2: Convert to fraction form
1,905,460.08/2,856,015.87 = 767,493.92/x - Step 3: Cross multiply
1,905,460.08x = 2,856,015.87 × 767,493.92 - Step 4: Simplify right side
1,905,460.08x = 2,191,974,801,368.43 - Step 5: Solve for x
x = 2,191,974,801,368.43/1,905,460.08 - Step 6: Final answer
x = 1,150,365.11
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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.