Finding the Fourth Proportional to 2,037,221.46, 2,811,356.24 and 1,119,507.66
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Solution
The fourth proportional to 2,037,221.46, 2,811,356.24 and 1,119,507.66 is: 1,544,915.42
Step by Step Solution
- Step 1: Write the proportion equation
2,037,221.46 : 2,811,356.24 = 1,119,507.66 : x - Step 2: Convert to fraction form
2,037,221.46/2,811,356.24 = 1,119,507.66/x - Step 3: Cross multiply
2,037,221.46x = 2,811,356.24 × 1,119,507.66 - Step 4: Simplify right side
2,037,221.46x = 3,147,334,840,071.26 - Step 5: Solve for x
x = 3,147,334,840,071.26/2,037,221.46 - Step 6: Final answer
x = 1,544,915.42
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1.5x scale
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.