Finding the Fourth Proportional to 4,433,823.36, 6,640,179.12 and 2,831,423.04
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Solution
The fourth proportional to 4,433,823.36, 6,640,179.12 and 2,831,423.04 is: 4,240,393.59
Step by Step Solution
- Step 1: Write the proportion equation
4,433,823.36 : 6,640,179.12 = 2,831,423.04 : x - Step 2: Convert to fraction form
4,433,823.36/6,640,179.12 = 2,831,423.04/x - Step 3: Cross multiply
4,433,823.36x = 6,640,179.12 × 2,831,423.04 - Step 4: Simplify right side
4,433,823.36x = 18,801,156,150,094.93 - Step 5: Solve for x
x = 18,801,156,150,094.93/4,433,823.36 - Step 6: Final answer
x = 4,240,393.59
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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.