Finding the Fourth Proportional to 3,711,201.60, 5,563,562.40 and 1,438,276.80
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Solution
The fourth proportional to 3,711,201.60, 5,563,562.40 and 1,438,276.80 is: 2,156,159.54
Step by Step Solution
- Step 1: Write the proportion equation
3,711,201.60 : 5,563,562.40 = 1,438,276.80 : x - Step 2: Convert to fraction form
3,711,201.60/5,563,562.40 = 1,438,276.80/x - Step 3: Cross multiply
3,711,201.60x = 5,563,562.40 × 1,438,276.80 - Step 4: Simplify right side
3,711,201.60x = 8,001,942,725,272.32 - Step 5: Solve for x
x = 8,001,942,725,272.32/3,711,201.60 - Step 6: Final answer
x = 2,156,159.54
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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.