Finding the Fourth Proportional to 1,962,757.08, 2,708,131.84 and 1,146,497.40
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Solution
The fourth proportional to 1,962,757.08, 2,708,131.84 and 1,146,497.40 is: 1,581,890.16
Step by Step Solution
- Step 1: Write the proportion equation
1,962,757.08 : 2,708,131.84 = 1,146,497.40 : x - Step 2: Convert to fraction form
1,962,757.08/2,708,131.84 = 1,146,497.40/x - Step 3: Cross multiply
1,962,757.08x = 2,708,131.84 × 1,146,497.40 - Step 4: Simplify right side
1,962,757.08x = 3,104,866,113,417.22 - Step 5: Solve for x
x = 3,104,866,113,417.22/1,962,757.08 - Step 6: Final answer
x = 1,581,890.16
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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.