Finding the Fourth Proportional to 2,863,271.02, 4,294,683.20 and 1,664,428.68
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Solution
The fourth proportional to 2,863,271.02, 4,294,683.20 and 1,664,428.68 is: 2,496,513.20
Step by Step Solution
- Step 1: Write the proportion equation
2,863,271.02 : 4,294,683.20 = 1,664,428.68 : x - Step 2: Convert to fraction form
2,863,271.02/4,294,683.20 = 1,664,428.68/x - Step 3: Cross multiply
2,863,271.02x = 4,294,683.20 × 1,664,428.68 - Step 4: Simplify right side
2,863,271.02x = 7,148,193,889,594.18 - Step 5: Solve for x
x = 7,148,193,889,594.18/2,863,271.02 - Step 6: Final answer
x = 2,496,513.20
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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.