Finding the Fourth Proportional to 4,230,685.38, 6,348,549.60 and 1,535,220.92
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Solution
The fourth proportional to 4,230,685.38, 6,348,549.60 and 1,535,220.92 is: 2,303,746.38
Step by Step Solution
- Step 1: Write the proportion equation
4,230,685.38 : 6,348,549.60 = 1,535,220.92 : x - Step 2: Convert to fraction form
4,230,685.38/6,348,549.60 = 1,535,220.92/x - Step 3: Cross multiply
4,230,685.38x = 6,348,549.60 × 1,535,220.92 - Step 4: Simplify right side
4,230,685.38x = 9,746,426,125,834.88 - Step 5: Solve for x
x = 9,746,426,125,834.88/4,230,685.38 - Step 6: Final answer
x = 2,303,746.38
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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.