Finding the Fourth Proportional to 1,410,539.74, 1,946,854.85 and 927,149.90
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Solution
The fourth proportional to 1,410,539.74, 1,946,854.85 and 927,149.90 is: 1,279,670.62
Step by Step Solution
- Step 1: Write the proportion equation
1,410,539.74 : 1,946,854.85 = 927,149.90 : x - Step 2: Convert to fraction form
1,410,539.74/1,946,854.85 = 927,149.90/x - Step 3: Cross multiply
1,410,539.74x = 1,946,854.85 × 927,149.90 - Step 4: Simplify right side
1,410,539.74x = 1,805,026,265,121.99 - Step 5: Solve for x
x = 1,805,026,265,121.99/1,410,539.74 - Step 6: Final answer
x = 1,279,670.62
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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.