Finding the Fourth Proportional to 1,373,054.76, 1,894,927.40 and 761,399.26
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Solution
The fourth proportional to 1,373,054.76, 1,894,927.40 and 761,399.26 is: 1,050,792.99
Step by Step Solution
- Step 1: Write the proportion equation
1,373,054.76 : 1,894,927.40 = 761,399.26 : x - Step 2: Convert to fraction form
1,373,054.76/1,894,927.40 = 761,399.26/x - Step 3: Cross multiply
1,373,054.76x = 1,894,927.40 × 761,399.26 - Step 4: Simplify right side
1,373,054.76x = 1,442,796,320,113.72 - Step 5: Solve for x
x = 1,442,796,320,113.72/1,373,054.76 - Step 6: Final answer
x = 1,050,792.99
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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.