Finding the Fourth Proportional to 3,606,390.60, 5,408,340.51 and 1,046,911.68
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Solution
The fourth proportional to 3,606,390.60, 5,408,340.51 and 1,046,911.68 is: 1,570,005.99
Step by Step Solution
- Step 1: Write the proportion equation
3,606,390.60 : 5,408,340.51 = 1,046,911.68 : x - Step 2: Convert to fraction form
3,606,390.60/5,408,340.51 = 1,046,911.68/x - Step 3: Cross multiply
3,606,390.60x = 5,408,340.51 × 1,046,911.68 - Step 4: Simplify right side
3,606,390.60x = 5,662,054,849,336.16 - Step 5: Solve for x
x = 5,662,054,849,336.16/3,606,390.60 - Step 6: Final answer
x = 1,570,005.99
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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.