Finding the Fourth Proportional to 1,694,875.35, 2,542,317.21 and 415,488.45
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Solution
The fourth proportional to 1,694,875.35, 2,542,317.21 and 415,488.45 is: 623,233.70
Step by Step Solution
- Step 1: Write the proportion equation
1,694,875.35 : 2,542,317.21 = 415,488.45 : x - Step 2: Convert to fraction form
1,694,875.35/2,542,317.21 = 415,488.45/x - Step 3: Cross multiply
1,694,875.35x = 2,542,317.21 × 415,488.45 - Step 4: Simplify right side
1,694,875.35x = 1,056,303,436,991.22 - Step 5: Solve for x
x = 1,056,303,436,991.22/1,694,875.35 - Step 6: Final answer
x = 623,233.70
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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.