Finding the Fourth Proportional to 4,481,938.47, 6,184,896.14 and 2,646,988.07
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Solution
The fourth proportional to 4,481,938.47, 6,184,896.14 and 2,646,988.07 is: 3,652,737.84
Step by Step Solution
- Step 1: Write the proportion equation
4,481,938.47 : 6,184,896.14 = 2,646,988.07 : x - Step 2: Convert to fraction form
4,481,938.47/6,184,896.14 = 2,646,988.07/x - Step 3: Cross multiply
4,481,938.47x = 6,184,896.14 × 2,646,988.07 - Step 4: Simplify right side
4,481,938.47x = 16,371,346,272,462.04 - Step 5: Solve for x
x = 16,371,346,272,462.04/4,481,938.47 - Step 6: Final answer
x = 3,652,737.84
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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.