Finding the Fourth Proportional to 4,781,732.76, 6,598,733.13 and 2,606,269.23
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Solution
The fourth proportional to 4,781,732.76, 6,598,733.13 and 2,606,269.23 is: 3,596,619.88
Step by Step Solution
- Step 1: Write the proportion equation
4,781,732.76 : 6,598,733.13 = 2,606,269.23 : x - Step 2: Convert to fraction form
4,781,732.76/6,598,733.13 = 2,606,269.23/x - Step 3: Cross multiply
4,781,732.76x = 6,598,733.13 × 2,606,269.23 - Step 4: Simplify right side
4,781,732.76x = 17,198,075,113,700.59 - Step 5: Solve for x
x = 17,198,075,113,700.59/4,781,732.76 - Step 6: Final answer
x = 3,596,619.88
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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.