Finding the Fourth Proportional to 2,998,574.98, 4,497,858.95 and 976,815.63
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Solution
The fourth proportional to 2,998,574.98, 4,497,858.95 and 976,815.63 is: 1,465,222.30
Step by Step Solution
- Step 1: Write the proportion equation
2,998,574.98 : 4,497,858.95 = 976,815.63 : x - Step 2: Convert to fraction form
2,998,574.98/4,497,858.95 = 976,815.63/x - Step 3: Cross multiply
2,998,574.98x = 4,497,858.95 × 976,815.63 - Step 4: Simplify right side
2,998,574.98x = 4,393,578,919,011.31 - Step 5: Solve for x
x = 4,393,578,919,011.31/2,998,574.98 - Step 6: Final answer
x = 1,465,222.30
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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.