Finding the Fourth Proportional to 1,542,588.60, 2,128,710.06 and 898,027.32
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Solution
The fourth proportional to 1,542,588.60, 2,128,710.06 and 898,027.32 is: 1,239,241.49
Step by Step Solution
- Step 1: Write the proportion equation
1,542,588.60 : 2,128,710.06 = 898,027.32 : x - Step 2: Convert to fraction form
1,542,588.60/2,128,710.06 = 898,027.32/x - Step 3: Cross multiply
1,542,588.60x = 2,128,710.06 × 898,027.32 - Step 4: Simplify right side
1,542,588.60x = 1,911,639,790,238.84 - Step 5: Solve for x
x = 1,911,639,790,238.84/1,542,588.60 - Step 6: Final answer
x = 1,239,241.49
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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.