Finding the Fourth Proportional to 4,474,638.63, 6,712,223.19 and 1,401,204.28
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Solution
The fourth proportional to 4,474,638.63, 6,712,223.19 and 1,401,204.28 is: 2,101,889.48
Step by Step Solution
- Step 1: Write the proportion equation
4,474,638.63 : 6,712,223.19 = 1,401,204.28 : x - Step 2: Convert to fraction form
4,474,638.63/6,712,223.19 = 1,401,204.28/x - Step 3: Cross multiply
4,474,638.63x = 6,712,223.19 × 1,401,204.28 - Step 4: Simplify right side
4,474,638.63x = 9,405,195,862,143.25 - Step 5: Solve for x
x = 9,405,195,862,143.25/4,474,638.63 - Step 6: Final answer
x = 2,101,889.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.