Finding the Fourth Proportional to 4,216,299.56, 6,324,426.63 and 1,021,424.12
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Solution
The fourth proportional to 4,216,299.56, 6,324,426.63 and 1,021,424.12 is: 1,532,130.68
Step by Step Solution
- Step 1: Write the proportion equation
4,216,299.56 : 6,324,426.63 = 1,021,424.12 : x - Step 2: Convert to fraction form
4,216,299.56/6,324,426.63 = 1,021,424.12/x - Step 3: Cross multiply
4,216,299.56x = 6,324,426.63 × 1,021,424.12 - Step 4: Simplify right side
4,216,299.56x = 6,459,921,905,052.32 - Step 5: Solve for x
x = 6,459,921,905,052.32/4,216,299.56 - Step 6: Final answer
x = 1,532,130.68
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1.5x scale
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.