Finding the Fourth Proportional to 3,923,423.92, 5,881,959.60 and 1,226,360.44
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Solution
The fourth proportional to 3,923,423.92, 5,881,959.60 and 1,226,360.44 is: 1,838,547.84
Step by Step Solution
- Step 1: Write the proportion equation
3,923,423.92 : 5,881,959.60 = 1,226,360.44 : x - Step 2: Convert to fraction form
3,923,423.92/5,881,959.60 = 1,226,360.44/x - Step 3: Cross multiply
3,923,423.92x = 5,881,959.60 × 1,226,360.44 - Step 4: Simplify right side
3,923,423.92x = 7,213,402,563,118.22 - Step 5: Solve for x
x = 7,213,402,563,118.22/3,923,423.92 - Step 6: Final answer
x = 1,838,547.84
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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.