Finding the Fourth Proportional to 2,623,988.37, 3,620,992.05 and 1,462,372.80
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Solution
The fourth proportional to 2,623,988.37, 3,620,992.05 and 1,462,372.80 is: 2,018,012.10
Step by Step Solution
- Step 1: Write the proportion equation
2,623,988.37 : 3,620,992.05 = 1,462,372.80 : x - Step 2: Convert to fraction form
2,623,988.37/3,620,992.05 = 1,462,372.80/x - Step 3: Cross multiply
2,623,988.37x = 3,620,992.05 × 1,462,372.80 - Step 4: Simplify right side
2,623,988.37x = 5,295,240,282,936.24 - Step 5: Solve for x
x = 5,295,240,282,936.24/2,623,988.37 - Step 6: Final answer
x = 2,018,012.10
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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.