Finding the Fourth Proportional to 4,246,137.48, 5,859,629.40 and 2,312,430.36
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Solution
The fourth proportional to 4,246,137.48, 5,859,629.40 and 2,312,430.36 is: 3,191,131.94
Step by Step Solution
- Step 1: Write the proportion equation
4,246,137.48 : 5,859,629.40 = 2,312,430.36 : x - Step 2: Convert to fraction form
4,246,137.48/5,859,629.40 = 2,312,430.36/x - Step 3: Cross multiply
4,246,137.48x = 5,859,629.40 × 2,312,430.36 - Step 4: Simplify right side
4,246,137.48x = 13,549,984,922,908.58 - Step 5: Solve for x
x = 13,549,984,922,908.58/4,246,137.48 - Step 6: Final answer
x = 3,191,131.94
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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.