Finding the Fourth Proportional to 1,544,226.12, 2,315,549.43 and 645,422.58
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Solution
The fourth proportional to 1,544,226.12, 2,315,549.43 and 645,422.58 is: 967,803.79
Step by Step Solution
- Step 1: Write the proportion equation
1,544,226.12 : 2,315,549.43 = 645,422.58 : x - Step 2: Convert to fraction form
1,544,226.12/2,315,549.43 = 645,422.58/x - Step 3: Cross multiply
1,544,226.12x = 2,315,549.43 × 645,422.58 - Step 4: Simplify right side
1,544,226.12x = 1,494,507,887,228.13 - Step 5: Solve for x
x = 1,494,507,887,228.13/1,544,226.12 - Step 6: Final answer
x = 967,803.79
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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.