Finding the Fourth Proportional to 2,795,332.80, 4,193,983.12 and 1,376,385.60
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Solution
The fourth proportional to 2,795,332.80, 4,193,983.12 and 1,376,385.60 is: 2,065,062.87
Step by Step Solution
- Step 1: Write the proportion equation
2,795,332.80 : 4,193,983.12 = 1,376,385.60 : x - Step 2: Convert to fraction form
2,795,332.80/4,193,983.12 = 1,376,385.60/x - Step 3: Cross multiply
2,795,332.80x = 4,193,983.12 × 1,376,385.60 - Step 4: Simplify right side
2,795,332.80x = 5,772,537,973,011.07 - Step 5: Solve for x
x = 5,772,537,973,011.07/2,795,332.80 - Step 6: Final answer
x = 2,065,062.87
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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.