Finding the Fourth Proportional to 1,248,364.64, 1,722,742.62 and 704,614.48
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Solution
The fourth proportional to 1,248,364.64, 1,722,742.62 and 704,614.48 is: 972,367.65
Step by Step Solution
- Step 1: Write the proportion equation
1,248,364.64 : 1,722,742.62 = 704,614.48 : x - Step 2: Convert to fraction form
1,248,364.64/1,722,742.62 = 704,614.48/x - Step 3: Cross multiply
1,248,364.64x = 1,722,742.62 × 704,614.48 - Step 4: Simplify right side
1,248,364.64x = 1,213,869,395,365.14 - Step 5: Solve for x
x = 1,213,869,395,365.14/1,248,364.64 - Step 6: Final answer
x = 972,367.65
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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.