Finding the Fourth Proportional to 1,422,856.08, 2,134,287.72 and 581,407.68
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Solution
The fourth proportional to 1,422,856.08, 2,134,287.72 and 581,407.68 is: 872,112.99
Step by Step Solution
- Step 1: Write the proportion equation
1,422,856.08 : 2,134,287.72 = 581,407.68 : x - Step 2: Convert to fraction form
1,422,856.08/2,134,287.72 = 581,407.68/x - Step 3: Cross multiply
1,422,856.08x = 2,134,287.72 × 581,407.68 - Step 4: Simplify right side
1,422,856.08x = 1,240,891,271,737.69 - Step 5: Solve for x
x = 1,240,891,271,737.69/1,422,856.08 - Step 6: Final answer
x = 872,112.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.