Finding the Fourth Proportional to 4,746,916.86, 6,550,765.32 and 2,571,460.02
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Solution
The fourth proportional to 4,746,916.86, 6,550,765.32 and 2,571,460.02 is: 3,548,625.69
Step by Step Solution
- Step 1: Write the proportion equation
4,746,916.86 : 6,550,765.32 = 2,571,460.02 : x - Step 2: Convert to fraction form
4,746,916.86/6,550,765.32 = 2,571,460.02/x - Step 3: Cross multiply
4,746,916.86x = 6,550,765.32 × 2,571,460.02 - Step 4: Simplify right side
4,746,916.86x = 16,845,031,120,782.51 - Step 5: Solve for x
x = 16,845,031,120,782.51/4,746,916.86 - Step 6: Final answer
x = 3,548,625.69
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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.