Finding the Fourth Proportional to 3,164,423.66, 4,366,925.61 and 1,714,119.08
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Solution
The fourth proportional to 3,164,423.66, 4,366,925.61 and 1,714,119.08 is: 2,365,495.68
Step by Step Solution
- Step 1: Write the proportion equation
3,164,423.66 : 4,366,925.61 = 1,714,119.08 : x - Step 2: Convert to fraction form
3,164,423.66/4,366,925.61 = 1,714,119.08/x - Step 3: Cross multiply
3,164,423.66x = 4,366,925.61 × 1,714,119.08 - Step 4: Simplify right side
3,164,423.66x = 7,485,430,493,839.03 - Step 5: Solve for x
x = 7,485,430,493,839.03/3,164,423.66 - Step 6: Final answer
x = 2,365,495.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.