Finding the Fourth Proportional to 3,423,422.77, 5,135,819.02 and 1,118,068.88
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Solution
The fourth proportional to 3,423,422.77, 5,135,819.02 and 1,118,068.88 is: 1,677,326.99
Step by Step Solution
- Step 1: Write the proportion equation
3,423,422.77 : 5,135,819.02 = 1,118,068.88 : x - Step 2: Convert to fraction form
3,423,422.77/5,135,819.02 = 1,118,068.88/x - Step 3: Cross multiply
3,423,422.77x = 5,135,819.02 × 1,118,068.88 - Step 4: Simplify right side
3,423,422.77x = 5,742,199,391,099.83 - Step 5: Solve for x
x = 5,742,199,391,099.83/3,423,422.77 - Step 6: Final answer
x = 1,677,326.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.