Finding the Fourth Proportional to 2,145,746.08, 3,216,618.60 and 724,808.80
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Solution
The fourth proportional to 2,145,746.08, 3,216,618.60 and 724,808.80 is: 1,086,537.45
Step by Step Solution
- Step 1: Write the proportion equation
2,145,746.08 : 3,216,618.60 = 724,808.80 : x - Step 2: Convert to fraction form
2,145,746.08/3,216,618.60 = 724,808.80/x - Step 3: Cross multiply
2,145,746.08x = 3,216,618.60 × 724,808.80 - Step 4: Simplify right side
2,145,746.08x = 2,331,433,467,523.68 - Step 5: Solve for x
x = 2,331,433,467,523.68/2,145,746.08 - Step 6: Final answer
x = 1,086,537.45
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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.