Finding the Fourth Proportional to 1,027,069.12, 1,417,328.88 and 568,171.84
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Solution
The fourth proportional to 1,027,069.12, 1,417,328.88 and 568,171.84 is: 784,062.48
Step by Step Solution
- Step 1: Write the proportion equation
1,027,069.12 : 1,417,328.88 = 568,171.84 : x - Step 2: Convert to fraction form
1,027,069.12/1,417,328.88 = 568,171.84/x - Step 3: Cross multiply
1,027,069.12x = 1,417,328.88 × 568,171.84 - Step 4: Simplify right side
1,027,069.12x = 805,286,357,634.74 - Step 5: Solve for x
x = 805,286,357,634.74/1,027,069.12 - Step 6: Final answer
x = 784,062.48
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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.