Finding the Fourth Proportional to 1,400,539.04, 2,100,367.92 and 453,690.08
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Solution
The fourth proportional to 1,400,539.04, 2,100,367.92 and 453,690.08 is: 680,392.38
Step by Step Solution
- Step 1: Write the proportion equation
1,400,539.04 : 2,100,367.92 = 453,690.08 : x - Step 2: Convert to fraction form
1,400,539.04/2,100,367.92 = 453,690.08/x - Step 3: Cross multiply
1,400,539.04x = 2,100,367.92 × 453,690.08 - Step 4: Simplify right side
1,400,539.04x = 952,916,089,654.23 - Step 5: Solve for x
x = 952,916,089,654.23/1,400,539.04 - Step 6: Final answer
x = 680,392.38
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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.