Finding the Fourth Proportional to 2,380,574.50, 3,285,191.99 and 1,292,846.35
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Solution
The fourth proportional to 2,380,574.50, 3,285,191.99 and 1,292,846.35 is: 1,784,127.52
Step by Step Solution
- Step 1: Write the proportion equation
2,380,574.50 : 3,285,191.99 = 1,292,846.35 : x - Step 2: Convert to fraction form
2,380,574.50/3,285,191.99 = 1,292,846.35/x - Step 3: Cross multiply
2,380,574.50x = 3,285,191.99 × 1,292,846.35 - Step 4: Simplify right side
2,380,574.50x = 4,247,248,473,320.74 - Step 5: Solve for x
x = 4,247,248,473,320.74/2,380,574.50 - Step 6: Final answer
x = 1,784,127.52
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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.