Finding the Fourth Proportional to 1,028,214.18, 1,542,636.55 and 460,073.49
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Solution
The fourth proportional to 1,028,214.18, 1,542,636.55 and 460,073.49 is: 690,251.31
Step by Step Solution
- Step 1: Write the proportion equation
1,028,214.18 : 1,542,636.55 = 460,073.49 : x - Step 2: Convert to fraction form
1,028,214.18/1,542,636.55 = 460,073.49/x - Step 3: Cross multiply
1,028,214.18x = 1,542,636.55 × 460,073.49 - Step 4: Simplify right side
1,028,214.18x = 709,726,181,360.06 - Step 5: Solve for x
x = 709,726,181,360.06/1,028,214.18 - Step 6: Final answer
x = 690,251.31
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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.