Finding the Fourth Proportional to 2,078,014.24, 3,114,513.20 and 1,011,458.08
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Solution
The fourth proportional to 2,078,014.24, 3,114,513.20 and 1,011,458.08 is: 1,515,966.29
Step by Step Solution
- Step 1: Write the proportion equation
2,078,014.24 : 3,114,513.20 = 1,011,458.08 : x - Step 2: Convert to fraction form
2,078,014.24/3,114,513.20 = 1,011,458.08/x - Step 3: Cross multiply
2,078,014.24x = 3,114,513.20 × 1,011,458.08 - Step 4: Simplify right side
2,078,014.24x = 3,150,199,541,406.66 - Step 5: Solve for x
x = 3,150,199,541,406.66/2,078,014.24 - Step 6: Final answer
x = 1,515,966.29
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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.