Finding the Fourth Proportional to 1,556,190.44, 2,149,314.27 and 1,046,007.08
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Solution
The fourth proportional to 1,556,190.44, 2,149,314.27 and 1,046,007.08 is: 1,444,680.47
Step by Step Solution
- Step 1: Write the proportion equation
1,556,190.44 : 2,149,314.27 = 1,046,007.08 : x - Step 2: Convert to fraction form
1,556,190.44/2,149,314.27 = 1,046,007.08/x - Step 3: Cross multiply
1,556,190.44x = 2,149,314.27 × 1,046,007.08 - Step 4: Simplify right side
1,556,190.44x = 2,248,197,943,565.03 - Step 5: Solve for x
x = 2,248,197,943,565.03/1,556,190.44 - Step 6: Final answer
x = 1,444,680.47
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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.