Finding the Fourth Proportional to 4,636,948.18, 6,398,668.02 and 2,571,768.94
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Solution
The fourth proportional to 4,636,948.18, 6,398,668.02 and 2,571,768.94 is: 3,548,863.40
Step by Step Solution
- Step 1: Write the proportion equation
4,636,948.18 : 6,398,668.02 = 2,571,768.94 : x - Step 2: Convert to fraction form
4,636,948.18/6,398,668.02 = 2,571,768.94/x - Step 3: Cross multiply
4,636,948.18x = 6,398,668.02 × 2,571,768.94 - Step 4: Simplify right side
4,636,948.18x = 16,455,895,671,207.30 - Step 5: Solve for x
x = 16,455,895,671,207.30/4,636,948.18 - Step 6: Final answer
x = 3,548,863.40
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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.