Finding the Fourth Proportional to 2,512,108.80, 3,768,206.40 and 715,038.48
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Solution
The fourth proportional to 2,512,108.80, 3,768,206.40 and 715,038.48 is: 1,072,570.02
Step by Step Solution
- Step 1: Write the proportion equation
2,512,108.80 : 3,768,206.40 = 715,038.48 : x - Step 2: Convert to fraction form
2,512,108.80/3,768,206.40 = 715,038.48/x - Step 3: Cross multiply
2,512,108.80x = 3,768,206.40 × 715,038.48 - Step 4: Simplify right side
2,512,108.80x = 2,694,412,576,582.27 - Step 5: Solve for x
x = 2,694,412,576,582.27/2,512,108.80 - Step 6: Final answer
x = 1,072,570.02
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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.