Finding the Fourth Proportional to 4,152,323.70, 6,221,487.15 and 2,017,811.70
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Solution
The fourth proportional to 4,152,323.70, 6,221,487.15 and 2,017,811.70 is: 3,023,316.69
Step by Step Solution
- Step 1: Write the proportion equation
4,152,323.70 : 6,221,487.15 = 2,017,811.70 : x - Step 2: Convert to fraction form
4,152,323.70/6,221,487.15 = 2,017,811.70/x - Step 3: Cross multiply
4,152,323.70x = 6,221,487.15 × 2,017,811.70 - Step 4: Simplify right side
4,152,323.70x = 12,553,789,562,669.66 - Step 5: Solve for x
x = 12,553,789,562,669.66/4,152,323.70 - Step 6: Final answer
x = 3,023,316.69
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1.5x scale
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.