Finding the Fourth Proportional to 2,807,583.19, 3,874,464.80 and 1,518,423.57
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Solution
The fourth proportional to 2,807,583.19, 3,874,464.80 and 1,518,423.57 is: 2,095,424.53
Step by Step Solution
- Step 1: Write the proportion equation
2,807,583.19 : 3,874,464.80 = 1,518,423.57 : x - Step 2: Convert to fraction form
2,807,583.19/3,874,464.80 = 1,518,423.57/x - Step 3: Cross multiply
2,807,583.19x = 3,874,464.80 × 1,518,423.57 - Step 4: Simplify right side
2,807,583.19x = 5,883,078,671,557.31 - Step 5: Solve for x
x = 5,883,078,671,557.31/2,807,583.19 - Step 6: Final answer
x = 2,095,424.53
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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.