Finding the Fourth Proportional to 4,672,341.99, 6,447,819.80 and 2,607,335.82
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Solution
The fourth proportional to 4,672,341.99, 6,447,819.80 and 2,607,335.82 is: 3,598,116.65
Step by Step Solution
- Step 1: Write the proportion equation
4,672,341.99 : 6,447,819.80 = 2,607,335.82 : x - Step 2: Convert to fraction form
4,672,341.99/6,447,819.80 = 2,607,335.82/x - Step 3: Cross multiply
4,672,341.99x = 6,447,819.80 × 2,607,335.82 - Step 4: Simplify right side
4,672,341.99x = 16,811,631,531,963.57 - Step 5: Solve for x
x = 16,811,631,531,963.57/4,672,341.99 - Step 6: Final answer
x = 3,598,116.65
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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.