Finding the Fourth Proportional to 3,657,780.99, 5,464,424.33 and 2,367,880.19
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Solution
The fourth proportional to 3,657,780.99, 5,464,424.33 and 2,367,880.19 is: 3,537,418.49
Step by Step Solution
- Step 1: Write the proportion equation
3,657,780.99 : 5,464,424.33 = 2,367,880.19 : x - Step 2: Convert to fraction form
3,657,780.99/5,464,424.33 = 2,367,880.19/x - Step 3: Cross multiply
3,657,780.99x = 5,464,424.33 × 2,367,880.19 - Step 4: Simplify right side
3,657,780.99x = 12,939,102,110,970.64 - Step 5: Solve for x
x = 12,939,102,110,970.64/3,657,780.99 - Step 6: Final answer
x = 3,537,418.49
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.