Finding the Fourth Proportional to 1,014,551.79, 1,522,853.21 and 899,898.18
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Solution
The fourth proportional to 1,014,551.79, 1,522,853.21 and 899,898.18 is: 1,350,756.90
Step by Step Solution
- Step 1: Write the proportion equation
1,014,551.79 : 1,522,853.21 = 899,898.18 : x - Step 2: Convert to fraction form
1,014,551.79/1,522,853.21 = 899,898.18/x - Step 3: Cross multiply
1,014,551.79x = 1,522,853.21 × 899,898.18 - Step 4: Simplify right side
1,014,551.79x = 1,370,412,819,972.40 - Step 5: Solve for x
x = 1,370,412,819,972.40/1,014,551.79 - Step 6: Final answer
x = 1,350,756.90
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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.