Finding the Fourth Proportional to 3,711,210.60, 5,563,575.90 and 1,438,285.80
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Solution
The fourth proportional to 3,711,210.60, 5,563,575.90 and 1,438,285.80 is: 2,156,173.03
Step by Step Solution
- Step 1: Write the proportion equation
3,711,210.60 : 5,563,575.90 = 1,438,285.80 : x - Step 2: Convert to fraction form
3,711,210.60/5,563,575.90 = 1,438,285.80/x - Step 3: Cross multiply
3,711,210.60x = 5,563,575.90 × 1,438,285.80 - Step 4: Simplify right side
3,711,210.60x = 8,002,012,214,192.22 - Step 5: Solve for x
x = 8,002,012,214,192.22/3,711,210.60 - Step 6: Final answer
x = 2,156,173.03
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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.