Finding the Fourth Proportional to 886,903.70, 1,331,011.65 and 587,284.70
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Solution
The fourth proportional to 886,903.70, 1,331,011.65 and 587,284.70 is: 881,361.50
Step by Step Solution
- Step 1: Write the proportion equation
886,903.70 : 1,331,011.65 = 587,284.70 : x - Step 2: Convert to fraction form
886,903.70/1,331,011.65 = 587,284.70/x - Step 3: Cross multiply
886,903.70x = 1,331,011.65 × 587,284.70 - Step 4: Simplify right side
886,903.70x = 781,682,777,566.76 - Step 5: Solve for x
x = 781,682,777,566.76/886,903.70 - Step 6: Final answer
x = 881,361.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.