Finding the Fourth Proportional to 1,454,285.63, 2,181,741.15 and 725,206.12
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Solution
The fourth proportional to 1,454,285.63, 2,181,741.15 and 725,206.12 is: 1,087,965.12
Step by Step Solution
- Step 1: Write the proportion equation
1,454,285.63 : 2,181,741.15 = 725,206.12 : x - Step 2: Convert to fraction form
1,454,285.63/2,181,741.15 = 725,206.12/x - Step 3: Cross multiply
1,454,285.63x = 2,181,741.15 × 725,206.12 - Step 4: Simplify right side
1,454,285.63x = 1,582,212,034,235.84 - Step 5: Solve for x
x = 1,582,212,034,235.84/1,454,285.63 - Step 6: Final answer
x = 1,087,965.12
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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.