Finding the Fourth Proportional to 1,850,929.68, 2,771,385.84 and 1,209,635.76
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Solution
The fourth proportional to 1,850,929.68, 2,771,385.84 and 1,209,635.76 is: 1,811,180.32
Step by Step Solution
- Step 1: Write the proportion equation
1,850,929.68 : 2,771,385.84 = 1,209,635.76 : x - Step 2: Convert to fraction form
1,850,929.68/2,771,385.84 = 1,209,635.76/x - Step 3: Cross multiply
1,850,929.68x = 2,771,385.84 × 1,209,635.76 - Step 4: Simplify right side
1,850,929.68x = 3,352,367,416,821.64 - Step 5: Solve for x
x = 3,352,367,416,821.64/1,850,929.68 - Step 6: Final answer
x = 1,811,180.32
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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.