Finding the Fourth Proportional to 1,246,433.34, 1,869,280.95 and 347,658.36
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Solution
The fourth proportional to 1,246,433.34, 1,869,280.95 and 347,658.36 is: 521,384.60
Step by Step Solution
- Step 1: Write the proportion equation
1,246,433.34 : 1,869,280.95 = 347,658.36 : x - Step 2: Convert to fraction form
1,246,433.34/1,869,280.95 = 347,658.36/x - Step 3: Cross multiply
1,246,433.34x = 1,869,280.95 × 347,658.36 - Step 4: Simplify right side
1,246,433.34x = 649,871,149,456.24 - Step 5: Solve for x
x = 649,871,149,456.24/1,246,433.34 - Step 6: Final answer
x = 521,384.60
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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.