Finding the Fourth Proportional to 3,652,756.16, 5,041,229.28 and 2,124,927.68
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Solution
The fourth proportional to 3,652,756.16, 5,041,229.28 and 2,124,927.68 is: 2,932,647.89
Step by Step Solution
- Step 1: Write the proportion equation
3,652,756.16 : 5,041,229.28 = 2,124,927.68 : x - Step 2: Convert to fraction form
3,652,756.16/5,041,229.28 = 2,124,927.68/x - Step 3: Cross multiply
3,652,756.16x = 5,041,229.28 × 2,124,927.68 - Step 4: Simplify right side
3,652,756.16x = 10,712,247,638,298.47 - Step 5: Solve for x
x = 10,712,247,638,298.47/3,652,756.16 - Step 6: Final answer
x = 2,932,647.89
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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.