Finding the Fourth Proportional to 4,636,147.18, 6,398,266.12 and 2,571,828.31
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Solution
The fourth proportional to 4,636,147.18, 6,398,266.12 and 2,571,828.31 is: 3,549,335.53
Step by Step Solution
- Step 1: Write the proportion equation
4,636,147.18 : 6,398,266.12 = 2,571,828.31 : x - Step 2: Convert to fraction form
4,636,147.18/6,398,266.12 = 2,571,828.31/x - Step 3: Cross multiply
4,636,147.18x = 6,398,266.12 × 2,571,828.31 - Step 4: Simplify right side
4,636,147.18x = 16,455,241,919,904.62 - Step 5: Solve for x
x = 16,455,241,919,904.62/4,636,147.18 - Step 6: Final answer
x = 3,549,335.53
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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.