Finding the Fourth Proportional to 4,136,076.42, 5,707,703.58 and 2,300,495.18
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Solution
The fourth proportional to 4,136,076.42, 5,707,703.58 and 2,300,495.18 is: 3,174,637.81
Step by Step Solution
- Step 1: Write the proportion equation
4,136,076.42 : 5,707,703.58 = 2,300,495.18 : x - Step 2: Convert to fraction form
4,136,076.42/5,707,703.58 = 2,300,495.18/x - Step 3: Cross multiply
4,136,076.42x = 5,707,703.58 × 2,300,495.18 - Step 4: Simplify right side
4,136,076.42x = 13,130,544,574,658.75 - Step 5: Solve for x
x = 13,130,544,574,658.75/4,136,076.42 - Step 6: Final answer
x = 3,174,637.81
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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.