Finding the Fourth Proportional to 1,652,636.68, 2,280,683.84 and 927,529.28
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Solution
The fourth proportional to 1,652,636.68, 2,280,683.84 and 927,529.28 is: 1,280,015.79
Step by Step Solution
- Step 1: Write the proportion equation
1,652,636.68 : 2,280,683.84 = 927,529.28 : x - Step 2: Convert to fraction form
1,652,636.68/2,280,683.84 = 927,529.28/x - Step 3: Cross multiply
1,652,636.68x = 2,280,683.84 × 927,529.28 - Step 4: Simplify right side
1,652,636.68x = 2,115,401,040,022.84 - Step 5: Solve for x
x = 2,115,401,040,022.84/1,652,636.68 - Step 6: Final answer
x = 1,280,015.79
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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.