Finding the Fourth Proportional to 1,713,189.78, 2,364,201.54 and 1,024,890.66
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Solution
The fourth proportional to 1,713,189.78, 2,364,201.54 and 1,024,890.66 is: 1,414,348.90
Step by Step Solution
- Step 1: Write the proportion equation
1,713,189.78 : 2,364,201.54 = 1,024,890.66 : x - Step 2: Convert to fraction form
1,713,189.78/2,364,201.54 = 1,024,890.66/x - Step 3: Cross multiply
1,713,189.78x = 2,364,201.54 × 1,024,890.66 - Step 4: Simplify right side
1,713,189.78x = 2,423,048,076,703.62 - Step 5: Solve for x
x = 2,423,048,076,703.62/1,713,189.78 - Step 6: Final answer
x = 1,414,348.90
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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.