Finding the Fourth Proportional to 1,465,735.05, 2,194,238.12 and 1,311,783.21
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Solution
The fourth proportional to 1,465,735.05, 2,194,238.12 and 1,311,783.21 is: 1,963,768.77
Step by Step Solution
- Step 1: Write the proportion equation
1,465,735.05 : 2,194,238.12 = 1,311,783.21 : x - Step 2: Convert to fraction form
1,465,735.05/2,194,238.12 = 1,311,783.21/x - Step 3: Cross multiply
1,465,735.05x = 2,194,238.12 × 1,311,783.21 - Step 4: Simplify right side
1,465,735.05x = 2,878,364,717,999.05 - Step 5: Solve for x
x = 2,878,364,717,999.05/1,465,735.05 - Step 6: Final answer
x = 1,963,768.77
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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.