Finding the Fourth Proportional to 2,518,367.24, 3,475,245.39 and 1,372,422.98
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Solution
The fourth proportional to 2,518,367.24, 3,475,245.39 and 1,372,422.98 is: 1,893,888.45
Step by Step Solution
- Step 1: Write the proportion equation
2,518,367.24 : 3,475,245.39 = 1,372,422.98 : x - Step 2: Convert to fraction form
2,518,367.24/3,475,245.39 = 1,372,422.98/x - Step 3: Cross multiply
2,518,367.24x = 3,475,245.39 × 1,372,422.98 - Step 4: Simplify right side
2,518,367.24x = 4,769,506,616,998.84 - Step 5: Solve for x
x = 4,769,506,616,998.84/2,518,367.24 - Step 6: Final answer
x = 1,893,888.45
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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.