Finding the Fourth Proportional to 4,636,147.58, 6,398,266.66 and 2,571,828.71
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Solution
The fourth proportional to 4,636,147.58, 6,398,266.66 and 2,571,828.71 is: 3,549,336.08
Step by Step Solution
- Step 1: Write the proportion equation
4,636,147.58 : 6,398,266.66 = 2,571,828.71 : x - Step 2: Convert to fraction form
4,636,147.58/6,398,266.66 = 2,571,828.71/x - Step 3: Cross multiply
4,636,147.58x = 6,398,266.66 × 2,571,828.71 - Step 4: Simplify right side
4,636,147.58x = 16,455,245,874,428.14 - Step 5: Solve for x
x = 16,455,245,874,428.14/4,636,147.58 - Step 6: Final answer
x = 3,549,336.08
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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.