Finding the Fourth Proportional to 3,580,437.84, 4,941,108.71 and 1,948,950.42
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Solution
The fourth proportional to 3,580,437.84, 4,941,108.71 and 1,948,950.42 is: 2,689,608.46
Step by Step Solution
- Step 1: Write the proportion equation
3,580,437.84 : 4,941,108.71 = 1,948,950.42 : x - Step 2: Convert to fraction form
3,580,437.84/4,941,108.71 = 1,948,950.42/x - Step 3: Cross multiply
3,580,437.84x = 4,941,108.71 × 1,948,950.42 - Step 4: Simplify right side
3,580,437.84x = 9,629,975,895,620.16 - Step 5: Solve for x
x = 9,629,975,895,620.16/3,580,437.84 - Step 6: Final answer
x = 2,689,608.46
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1.5x scale
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.