Finding the Fourth Proportional to 3,711,208.60, 5,563,572.90 and 1,438,283.80
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Solution
The fourth proportional to 3,711,208.60, 5,563,572.90 and 1,438,283.80 is: 2,156,170.03
Step by Step Solution
- Step 1: Write the proportion equation
3,711,208.60 : 5,563,572.90 = 1,438,283.80 : x - Step 2: Convert to fraction form
3,711,208.60/5,563,572.90 = 1,438,283.80/x - Step 3: Cross multiply
3,711,208.60x = 5,563,572.90 × 1,438,283.80 - Step 4: Simplify right side
3,711,208.60x = 8,001,996,772,189.02 - Step 5: Solve for x
x = 8,001,996,772,189.02/3,711,208.60 - Step 6: Final answer
x = 2,156,170.03
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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.