Finding the Fourth Proportional to 2,272,356.07, 3,136,987.74 and 1,413,193.12
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Solution
The fourth proportional to 2,272,356.07, 3,136,987.74 and 1,413,193.12 is: 1,950,913.22
Step by Step Solution
- Step 1: Write the proportion equation
2,272,356.07 : 3,136,987.74 = 1,413,193.12 : x - Step 2: Convert to fraction form
2,272,356.07/3,136,987.74 = 1,413,193.12/x - Step 3: Cross multiply
2,272,356.07x = 3,136,987.74 × 1,413,193.12 - Step 4: Simplify right side
2,272,356.07x = 4,433,169,483,849.88 - Step 5: Solve for x
x = 4,433,169,483,849.88/2,272,356.07 - Step 6: Final answer
x = 1,950,913.22
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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.