Finding the Fourth Proportional to 1,542,201.84, 2,313,856.20 and 689,202.06
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Solution
The fourth proportional to 1,542,201.84, 2,313,856.20 and 689,202.06 is: 1,034,050.42
Step by Step Solution
- Step 1: Write the proportion equation
1,542,201.84 : 2,313,856.20 = 689,202.06 : x - Step 2: Convert to fraction form
1,542,201.84/2,313,856.20 = 689,202.06/x - Step 3: Cross multiply
1,542,201.84x = 2,313,856.20 × 689,202.06 - Step 4: Simplify right side
1,542,201.84x = 1,594,714,459,583.77 - Step 5: Solve for x
x = 1,594,714,459,583.77/1,542,201.84 - Step 6: Final answer
x = 1,034,050.42
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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.