Finding the Fourth Proportional to 4,809,491.28, 6,637,097.88 and 2,634,039.54
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Solution
The fourth proportional to 4,809,491.28, 6,637,097.88 and 2,634,039.54 is: 3,634,974.52
Step by Step Solution
- Step 1: Write the proportion equation
4,809,491.28 : 6,637,097.88 = 2,634,039.54 : x - Step 2: Convert to fraction form
4,809,491.28/6,637,097.88 = 2,634,039.54/x - Step 3: Cross multiply
4,809,491.28x = 6,637,097.88 × 2,634,039.54 - Step 4: Simplify right side
4,809,491.28x = 17,482,378,246,770.18 - Step 5: Solve for x
x = 17,482,378,246,770.18/4,809,491.28 - Step 6: Final answer
x = 3,634,974.52
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1.5x scale
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.