Finding the Fourth Proportional to 1,866,858.68, 2,800,721.20 and 587,432.90
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Solution
The fourth proportional to 1,866,858.68, 2,800,721.20 and 587,432.90 is: 881,285.65
Step by Step Solution
- Step 1: Write the proportion equation
1,866,858.68 : 2,800,721.20 = 587,432.90 : x - Step 2: Convert to fraction form
1,866,858.68/2,800,721.20 = 587,432.90/x - Step 3: Cross multiply
1,866,858.68x = 2,800,721.20 × 587,432.90 - Step 4: Simplify right side
1,866,858.68x = 1,645,235,763,338.17 - Step 5: Solve for x
x = 1,645,235,763,338.17/1,866,858.68 - Step 6: Final answer
x = 881,285.65
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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.